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-rw-r--r--security/Kconfig3
-rw-r--r--security/apparmor/apparmorfs.c5
-rw-r--r--security/apparmor/domain.c2
-rw-r--r--security/apparmor/file.c3
-rw-r--r--security/apparmor/include/perms.h3
-rw-r--r--security/apparmor/lib.c17
-rw-r--r--security/apparmor/lsm.c4
-rw-r--r--security/apparmor/policy_ns.c2
-rw-r--r--security/apparmor/policy_unpack.c32
-rw-r--r--security/commoncap.c2
-rw-r--r--security/integrity/digsig_asymmetric.c23
-rw-r--r--security/integrity/evm/Kconfig1
-rw-r--r--security/integrity/evm/evm.h10
-rw-r--r--security/integrity/evm/evm_crypto.c50
-rw-r--r--security/integrity/evm/evm_main.c19
-rw-r--r--security/integrity/evm/evm_secfs.c4
-rw-r--r--security/integrity/iint.c9
-rw-r--r--security/integrity/ima/Kconfig1
-rw-r--r--security/integrity/ima/ima.h6
-rw-r--r--security/integrity/ima/ima_appraise.c4
-rw-r--r--security/integrity/ima/ima_crypto.c4
-rw-r--r--security/integrity/ima/ima_init.c16
-rw-r--r--security/integrity/ima/ima_main.c16
-rw-r--r--security/integrity/ima/ima_policy.c9
-rw-r--r--security/integrity/ima/ima_queue.c4
-rw-r--r--security/integrity/integrity.h15
-rw-r--r--security/integrity/integrity_audit.c6
-rw-r--r--security/keys/dh.c8
-rw-r--r--security/security.c28
-rw-r--r--security/selinux/avc.c2
-rw-r--r--security/selinux/hooks.c72
-rw-r--r--security/selinux/netif.c11
-rw-r--r--security/selinux/netlink.c2
-rw-r--r--security/selinux/netnode.c5
-rw-r--r--security/selinux/netport.c5
-rw-r--r--security/selinux/nlmsgtab.c2
-rw-r--r--security/selinux/selinuxfs.c123
-rw-r--r--security/selinux/ss/avtab.c51
-rw-r--r--security/selinux/ss/conditional.c16
-rw-r--r--security/selinux/ss/ebitmap.c15
-rw-r--r--security/selinux/ss/policydb.c91
-rw-r--r--security/selinux/ss/services.c71
-rw-r--r--security/selinux/ss/sidtab.c5
-rw-r--r--security/smack/smack_lsm.c29
-rw-r--r--security/tomoyo/Makefile2
-rw-r--r--security/tomoyo/tomoyo.c2
46 files changed, 427 insertions, 383 deletions
diff --git a/security/Kconfig b/security/Kconfig
index c4302067a3ad..27d8b2688f75 100644
--- a/security/Kconfig
+++ b/security/Kconfig
@@ -57,7 +57,7 @@ config SECURITY_NETWORK
config PAGE_TABLE_ISOLATION
bool "Remove the kernel mapping in user mode"
default y
- depends on X86_64 && !UML
+ depends on X86 && !UML
help
This feature reduces the number of hardware side channels by
ensuring that the majority of kernel addresses are not mapped
@@ -153,7 +153,6 @@ config HAVE_HARDENED_USERCOPY_ALLOCATOR
config HARDENED_USERCOPY
bool "Harden memory copies between kernel and userspace"
depends on HAVE_HARDENED_USERCOPY_ALLOCATOR
- select BUG
imply STRICT_DEVMEM
help
This option checks for obviously wrong memory regions when
diff --git a/security/apparmor/apparmorfs.c b/security/apparmor/apparmorfs.c
index 949dd8a48164..e09fe4d7307c 100644
--- a/security/apparmor/apparmorfs.c
+++ b/security/apparmor/apparmorfs.c
@@ -603,7 +603,7 @@ static const struct file_operations aa_fs_ns_revision_fops = {
static void profile_query_cb(struct aa_profile *profile, struct aa_perms *perms,
const char *match_str, size_t match_len)
{
- struct aa_perms tmp;
+ struct aa_perms tmp = { };
struct aa_dfa *dfa;
unsigned int state = 0;
@@ -613,7 +613,6 @@ static void profile_query_cb(struct aa_profile *profile, struct aa_perms *perms,
dfa = profile->file.dfa;
state = aa_dfa_match_len(dfa, profile->file.start,
match_str + 1, match_len - 1);
- tmp = nullperms;
if (state) {
struct path_cond cond = { };
@@ -627,8 +626,6 @@ static void profile_query_cb(struct aa_profile *profile, struct aa_perms *perms,
match_str, match_len);
if (state)
aa_compute_perms(dfa, state, &tmp);
- else
- tmp = nullperms;
}
aa_apply_modes_to_perms(profile, &tmp);
aa_perms_accum_raw(perms, &tmp);
diff --git a/security/apparmor/domain.c b/security/apparmor/domain.c
index 098d546d8253..08c88de0ffda 100644
--- a/security/apparmor/domain.c
+++ b/security/apparmor/domain.c
@@ -1036,7 +1036,7 @@ static struct aa_label *build_change_hat(struct aa_profile *profile,
audit:
aa_audit_file(profile, &nullperms, OP_CHANGE_HAT, AA_MAY_CHANGEHAT,
name, hat ? hat->base.hname : NULL,
- hat ? &hat->label : NULL, GLOBAL_ROOT_UID, NULL,
+ hat ? &hat->label : NULL, GLOBAL_ROOT_UID, info,
error);
if (!hat || (error && error != -ENOENT))
return ERR_PTR(error);
diff --git a/security/apparmor/file.c b/security/apparmor/file.c
index 224b2fef93ca..4285943f7260 100644
--- a/security/apparmor/file.c
+++ b/security/apparmor/file.c
@@ -47,7 +47,8 @@ static void audit_file_mask(struct audit_buffer *ab, u32 mask)
{
char str[10];
- aa_perm_mask_to_str(str, aa_file_perm_chrs, map_mask_to_chr_mask(mask));
+ aa_perm_mask_to_str(str, sizeof(str), aa_file_perm_chrs,
+ map_mask_to_chr_mask(mask));
audit_log_string(ab, str);
}
diff --git a/security/apparmor/include/perms.h b/security/apparmor/include/perms.h
index 38aa6247d00f..b94ec114d1a4 100644
--- a/security/apparmor/include/perms.h
+++ b/security/apparmor/include/perms.h
@@ -137,7 +137,8 @@ extern struct aa_perms allperms;
xcheck(fn_for_each((L1), (P), (FN1)), fn_for_each((L2), (P), (FN2)))
-void aa_perm_mask_to_str(char *str, const char *chrs, u32 mask);
+void aa_perm_mask_to_str(char *str, size_t str_size, const char *chrs,
+ u32 mask);
void aa_audit_perm_names(struct audit_buffer *ab, const char * const *names,
u32 mask);
void aa_audit_perm_mask(struct audit_buffer *ab, u32 mask, const char *chrs,
diff --git a/security/apparmor/lib.c b/security/apparmor/lib.c
index a7b3f681b80e..974affe50531 100644
--- a/security/apparmor/lib.c
+++ b/security/apparmor/lib.c
@@ -198,15 +198,24 @@ const char *aa_file_perm_names[] = {
/**
* aa_perm_mask_to_str - convert a perm mask to its short string
* @str: character buffer to store string in (at least 10 characters)
+ * @str_size: size of the @str buffer
+ * @chrs: NUL-terminated character buffer of permission characters
* @mask: permission mask to convert
*/
-void aa_perm_mask_to_str(char *str, const char *chrs, u32 mask)
+void aa_perm_mask_to_str(char *str, size_t str_size, const char *chrs, u32 mask)
{
unsigned int i, perm = 1;
+ size_t num_chrs = strlen(chrs);
+
+ for (i = 0; i < num_chrs; perm <<= 1, i++) {
+ if (mask & perm) {
+ /* Ensure that one byte is left for NUL-termination */
+ if (WARN_ON_ONCE(str_size <= 1))
+ break;
- for (i = 0; i < 32; perm <<= 1, i++) {
- if (mask & perm)
*str++ = chrs[i];
+ str_size--;
+ }
}
*str = '\0';
}
@@ -236,7 +245,7 @@ void aa_audit_perm_mask(struct audit_buffer *ab, u32 mask, const char *chrs,
audit_log_format(ab, "\"");
if ((mask & chrsmask) && chrs) {
- aa_perm_mask_to_str(str, chrs, mask & chrsmask);
+ aa_perm_mask_to_str(str, sizeof(str), chrs, mask & chrsmask);
mask &= ~chrsmask;
audit_log_format(ab, "%s", str);
if (mask & namesmask)
diff --git a/security/apparmor/lsm.c b/security/apparmor/lsm.c
index 74f17376202b..8b8b70620bbe 100644
--- a/security/apparmor/lsm.c
+++ b/security/apparmor/lsm.c
@@ -395,7 +395,7 @@ static int apparmor_inode_getattr(const struct path *path)
return common_perm_cond(OP_GETATTR, path, AA_MAY_GETATTR);
}
-static int apparmor_file_open(struct file *file, const struct cred *cred)
+static int apparmor_file_open(struct file *file)
{
struct aa_file_ctx *fctx = file_ctx(file);
struct aa_label *label;
@@ -414,7 +414,7 @@ static int apparmor_file_open(struct file *file, const struct cred *cred)
return 0;
}
- label = aa_get_newest_cred_label(cred);
+ label = aa_get_newest_cred_label(file->f_cred);
if (!unconfined(label)) {
struct inode *inode = file_inode(file);
struct path_cond cond = { inode->i_uid, inode->i_mode };
diff --git a/security/apparmor/policy_ns.c b/security/apparmor/policy_ns.c
index b0f9dc3f765a..1a7cec5d9cac 100644
--- a/security/apparmor/policy_ns.c
+++ b/security/apparmor/policy_ns.c
@@ -255,7 +255,7 @@ static struct aa_ns *__aa_create_ns(struct aa_ns *parent, const char *name,
ns = alloc_ns(parent->base.hname, name);
if (!ns)
- return NULL;
+ return ERR_PTR(-ENOMEM);
ns->level = parent->level + 1;
mutex_lock_nested(&ns->lock, ns->level);
error = __aafs_ns_mkdir(ns, ns_subns_dir(parent), name, dir);
diff --git a/security/apparmor/policy_unpack.c b/security/apparmor/policy_unpack.c
index 0e566a01d217..21cb384d712a 100644
--- a/security/apparmor/policy_unpack.c
+++ b/security/apparmor/policy_unpack.c
@@ -389,32 +389,6 @@ static int unpack_strdup(struct aa_ext *e, char **string, const char *name)
return res;
}
-#define DFA_VALID_PERM_MASK 0xffffffff
-#define DFA_VALID_PERM2_MASK 0xffffffff
-
-/**
- * verify_accept - verify the accept tables of a dfa
- * @dfa: dfa to verify accept tables of (NOT NULL)
- * @flags: flags governing dfa
- *
- * Returns: 1 if valid accept tables else 0 if error
- */
-static bool verify_accept(struct aa_dfa *dfa, int flags)
-{
- int i;
-
- /* verify accept permissions */
- for (i = 0; i < dfa->tables[YYTD_ID_ACCEPT]->td_lolen; i++) {
- int mode = ACCEPT_TABLE(dfa)[i];
-
- if (mode & ~DFA_VALID_PERM_MASK)
- return 0;
-
- if (ACCEPT_TABLE2(dfa)[i] & ~DFA_VALID_PERM2_MASK)
- return 0;
- }
- return 1;
-}
/**
* unpack_dfa - unpack a file rule dfa
@@ -445,15 +419,9 @@ static struct aa_dfa *unpack_dfa(struct aa_ext *e)
if (IS_ERR(dfa))
return dfa;
- if (!verify_accept(dfa, flags))
- goto fail;
}
return dfa;
-
-fail:
- aa_put_dfa(dfa);
- return ERR_PTR(-EPROTO);
}
/**
diff --git a/security/commoncap.c b/security/commoncap.c
index 6012f0cd8157..18a4fdf6f6eb 100644
--- a/security/commoncap.c
+++ b/security/commoncap.c
@@ -388,7 +388,7 @@ int cap_inode_getsecurity(struct inode *inode, const char *name, void **buffer,
if (strcmp(name, "capability") != 0)
return -EOPNOTSUPP;
- dentry = d_find_alias(inode);
+ dentry = d_find_any_alias(inode);
if (!dentry)
return -EINVAL;
diff --git a/security/integrity/digsig_asymmetric.c b/security/integrity/digsig_asymmetric.c
index ab6a029062a1..6dc075144508 100644
--- a/security/integrity/digsig_asymmetric.c
+++ b/security/integrity/digsig_asymmetric.c
@@ -115,3 +115,26 @@ int asymmetric_verify(struct key *keyring, const char *sig,
pr_debug("%s() = %d\n", __func__, ret);
return ret;
}
+
+/**
+ * integrity_kernel_module_request - prevent crypto-pkcs1pad(rsa,*) requests
+ * @kmod_name: kernel module name
+ *
+ * We have situation, when public_key_verify_signature() in case of RSA
+ * algorithm use alg_name to store internal information in order to
+ * construct an algorithm on the fly, but crypto_larval_lookup() will try
+ * to use alg_name in order to load kernel module with same name.
+ * Since we don't have any real "crypto-pkcs1pad(rsa,*)" kernel modules,
+ * we are safe to fail such module request from crypto_larval_lookup().
+ *
+ * In this way we prevent modprobe execution during digsig verification
+ * and avoid possible deadlock if modprobe and/or it's dependencies
+ * also signed with digsig.
+ */
+int integrity_kernel_module_request(char *kmod_name)
+{
+ if (strncmp(kmod_name, "crypto-pkcs1pad(rsa,", 20) == 0)
+ return -EINVAL;
+
+ return 0;
+}
diff --git a/security/integrity/evm/Kconfig b/security/integrity/evm/Kconfig
index d593346d0bba..60221852b26a 100644
--- a/security/integrity/evm/Kconfig
+++ b/security/integrity/evm/Kconfig
@@ -4,6 +4,7 @@ config EVM
select ENCRYPTED_KEYS
select CRYPTO_HMAC
select CRYPTO_SHA1
+ select CRYPTO_HASH_INFO
default n
help
EVM protects a file's security extended attributes against
diff --git a/security/integrity/evm/evm.h b/security/integrity/evm/evm.h
index 1257c3c24723..c3f437f5db10 100644
--- a/security/integrity/evm/evm.h
+++ b/security/integrity/evm/evm.h
@@ -47,6 +47,11 @@ extern struct crypto_shash *hash_tfm;
/* List of EVM protected security xattrs */
extern struct list_head evm_config_xattrnames;
+struct evm_digest {
+ struct ima_digest_data hdr;
+ char digest[IMA_MAX_DIGEST_SIZE];
+} __packed;
+
int evm_init_key(void);
int evm_update_evmxattr(struct dentry *dentry,
const char *req_xattr_name,
@@ -54,10 +59,11 @@ int evm_update_evmxattr(struct dentry *dentry,
size_t req_xattr_value_len);
int evm_calc_hmac(struct dentry *dentry, const char *req_xattr_name,
const char *req_xattr_value,
- size_t req_xattr_value_len, char *digest);
+ size_t req_xattr_value_len, struct evm_digest *data);
int evm_calc_hash(struct dentry *dentry, const char *req_xattr_name,
const char *req_xattr_value,
- size_t req_xattr_value_len, char type, char *digest);
+ size_t req_xattr_value_len, char type,
+ struct evm_digest *data);
int evm_init_hmac(struct inode *inode, const struct xattr *xattr,
char *hmac_val);
int evm_init_secfs(void);
diff --git a/security/integrity/evm/evm_crypto.c b/security/integrity/evm/evm_crypto.c
index b60524310855..8a3905bb02c7 100644
--- a/security/integrity/evm/evm_crypto.c
+++ b/security/integrity/evm/evm_crypto.c
@@ -21,6 +21,7 @@
#include <linux/evm.h>
#include <keys/encrypted-type.h>
#include <crypto/hash.h>
+#include <crypto/hash_info.h>
#include "evm.h"
#define EVMKEY "evm-key"
@@ -29,7 +30,7 @@ static unsigned char evmkey[MAX_KEY_SIZE];
static int evmkey_len = MAX_KEY_SIZE;
struct crypto_shash *hmac_tfm;
-struct crypto_shash *hash_tfm;
+static struct crypto_shash *evm_tfm[HASH_ALGO__LAST];
static DEFINE_MUTEX(mutex);
@@ -38,7 +39,6 @@ static DEFINE_MUTEX(mutex);
static unsigned long evm_set_key_flags;
static char * const evm_hmac = "hmac(sha1)";
-static char * const evm_hash = "sha1";
/**
* evm_set_key() - set EVM HMAC key from the kernel
@@ -74,10 +74,10 @@ busy:
}
EXPORT_SYMBOL_GPL(evm_set_key);
-static struct shash_desc *init_desc(char type)
+static struct shash_desc *init_desc(char type, uint8_t hash_algo)
{
long rc;
- char *algo;
+ const char *algo;
struct crypto_shash **tfm;
struct shash_desc *desc;
@@ -89,15 +89,16 @@ static struct shash_desc *init_desc(char type)
tfm = &hmac_tfm;
algo = evm_hmac;
} else {
- tfm = &hash_tfm;
- algo = evm_hash;
+ tfm = &evm_tfm[hash_algo];
+ algo = hash_algo_name[hash_algo];
}
if (*tfm == NULL) {
mutex_lock(&mutex);
if (*tfm)
goto out;
- *tfm = crypto_alloc_shash(algo, 0, CRYPTO_ALG_ASYNC);
+ *tfm = crypto_alloc_shash(algo, 0,
+ CRYPTO_ALG_ASYNC | CRYPTO_NOLOAD);
if (IS_ERR(*tfm)) {
rc = PTR_ERR(*tfm);
pr_err("Can not allocate %s (reason: %ld)\n", algo, rc);
@@ -186,10 +187,10 @@ static void hmac_add_misc(struct shash_desc *desc, struct inode *inode,
* each xattr, but attempt to re-use the previously allocated memory.
*/
static int evm_calc_hmac_or_hash(struct dentry *dentry,
- const char *req_xattr_name,
- const char *req_xattr_value,
- size_t req_xattr_value_len,
- char type, char *digest)
+ const char *req_xattr_name,
+ const char *req_xattr_value,
+ size_t req_xattr_value_len,
+ uint8_t type, struct evm_digest *data)
{
struct inode *inode = d_backing_inode(dentry);
struct xattr_list *xattr;
@@ -204,10 +205,12 @@ static int evm_calc_hmac_or_hash(struct dentry *dentry,
inode->i_sb->s_user_ns != &init_user_ns)
return -EOPNOTSUPP;
- desc = init_desc(type);
+ desc = init_desc(type, data->hdr.algo);
if (IS_ERR(desc))
return PTR_ERR(desc);
+ data->hdr.length = crypto_shash_digestsize(desc->tfm);
+
error = -ENODATA;
list_for_each_entry_rcu(xattr, &evm_config_xattrnames, list) {
bool is_ima = false;
@@ -239,7 +242,7 @@ static int evm_calc_hmac_or_hash(struct dentry *dentry,
if (is_ima)
ima_present = true;
}
- hmac_add_misc(desc, inode, type, digest);
+ hmac_add_misc(desc, inode, type, data->digest);
/* Portable EVM signatures must include an IMA hash */
if (type == EVM_XATTR_PORTABLE_DIGSIG && !ima_present)
@@ -252,18 +255,18 @@ out:
int evm_calc_hmac(struct dentry *dentry, const char *req_xattr_name,
const char *req_xattr_value, size_t req_xattr_value_len,
- char *digest)
+ struct evm_digest *data)
{
return evm_calc_hmac_or_hash(dentry, req_xattr_name, req_xattr_value,
- req_xattr_value_len, EVM_XATTR_HMAC, digest);
+ req_xattr_value_len, EVM_XATTR_HMAC, data);
}
int evm_calc_hash(struct dentry *dentry, const char *req_xattr_name,
const char *req_xattr_value, size_t req_xattr_value_len,
- char type, char *digest)
+ char type, struct evm_digest *data)
{
return evm_calc_hmac_or_hash(dentry, req_xattr_name, req_xattr_value,
- req_xattr_value_len, type, digest);
+ req_xattr_value_len, type, data);
}
static int evm_is_immutable(struct dentry *dentry, struct inode *inode)
@@ -303,7 +306,7 @@ int evm_update_evmxattr(struct dentry *dentry, const char *xattr_name,
const char *xattr_value, size_t xattr_value_len)
{
struct inode *inode = d_backing_inode(dentry);
- struct evm_ima_xattr_data xattr_data;
+ struct evm_digest data;
int rc = 0;
/*
@@ -316,13 +319,14 @@ int evm_update_evmxattr(struct dentry *dentry, const char *xattr_name,
if (rc)
return -EPERM;
+ data.hdr.algo = HASH_ALGO_SHA1;
rc = evm_calc_hmac(dentry, xattr_name, xattr_value,
- xattr_value_len, xattr_data.digest);
+ xattr_value_len, &data);
if (rc == 0) {
- xattr_data.type = EVM_XATTR_HMAC;
+ data.hdr.xattr.sha1.type = EVM_XATTR_HMAC;
rc = __vfs_setxattr_noperm(dentry, XATTR_NAME_EVM,
- &xattr_data,
- sizeof(xattr_data), 0);
+ &data.hdr.xattr.data[1],
+ SHA1_DIGEST_SIZE + 1, 0);
} else if (rc == -ENODATA && (inode->i_opflags & IOP_XATTR)) {
rc = __vfs_removexattr(dentry, XATTR_NAME_EVM);
}
@@ -334,7 +338,7 @@ int evm_init_hmac(struct inode *inode, const struct xattr *lsm_xattr,
{
struct shash_desc *desc;
- desc = init_desc(EVM_XATTR_HMAC);
+ desc = init_desc(EVM_XATTR_HMAC, HASH_ALGO_SHA1);
if (IS_ERR(desc)) {
pr_info("init_desc failed\n");
return PTR_ERR(desc);
diff --git a/security/integrity/evm/evm_main.c b/security/integrity/evm/evm_main.c
index f9eff5041e4c..7f3f54d89a6e 100644
--- a/security/integrity/evm/evm_main.c
+++ b/security/integrity/evm/evm_main.c
@@ -25,6 +25,7 @@
#include <linux/magic.h>
#include <crypto/hash.h>
+#include <crypto/hash_info.h>
#include <crypto/algapi.h>
#include "evm.h"
@@ -134,8 +135,9 @@ static enum integrity_status evm_verify_hmac(struct dentry *dentry,
struct integrity_iint_cache *iint)
{
struct evm_ima_xattr_data *xattr_data = NULL;
- struct evm_ima_xattr_data calc;
+ struct signature_v2_hdr *hdr;
enum integrity_status evm_status = INTEGRITY_PASS;
+ struct evm_digest digest;
struct inode *inode;
int rc, xattr_len;
@@ -171,25 +173,28 @@ static enum integrity_status evm_verify_hmac(struct dentry *dentry,
evm_status = INTEGRITY_FAIL;
goto out;
}
+
+ digest.hdr.algo = HASH_ALGO_SHA1;
rc = evm_calc_hmac(dentry, xattr_name, xattr_value,
- xattr_value_len, calc.digest);
+ xattr_value_len, &digest);
if (rc)
break;
- rc = crypto_memneq(xattr_data->digest, calc.digest,
- sizeof(calc.digest));
+ rc = crypto_memneq(xattr_data->digest, digest.digest,
+ SHA1_DIGEST_SIZE);
if (rc)
rc = -EINVAL;
break;
case EVM_IMA_XATTR_DIGSIG:
case EVM_XATTR_PORTABLE_DIGSIG:
+ hdr = (struct signature_v2_hdr *)xattr_data;
+ digest.hdr.algo = hdr->hash_algo;
rc = evm_calc_hash(dentry, xattr_name, xattr_value,
- xattr_value_len, xattr_data->type,
- calc.digest);
+ xattr_value_len, xattr_data->type, &digest);
if (rc)
break;
rc = integrity_digsig_verify(INTEGRITY_KEYRING_EVM,
(const char *)xattr_data, xattr_len,
- calc.digest, sizeof(calc.digest));
+ digest.digest, digest.hdr.length);
if (!rc) {
inode = d_backing_inode(dentry);
diff --git a/security/integrity/evm/evm_secfs.c b/security/integrity/evm/evm_secfs.c
index 637eb999e340..77de71b7794c 100644
--- a/security/integrity/evm/evm_secfs.c
+++ b/security/integrity/evm/evm_secfs.c
@@ -193,8 +193,8 @@ static ssize_t evm_write_xattrs(struct file *file, const char __user *buf,
return -E2BIG;
ab = audit_log_start(NULL, GFP_KERNEL, AUDIT_INTEGRITY_EVM_XATTR);
- if (IS_ERR(ab))
- return PTR_ERR(ab);
+ if (!ab)
+ return -ENOMEM;
xattr = kmalloc(sizeof(struct xattr_list), GFP_KERNEL);
if (!xattr) {
diff --git a/security/integrity/iint.c b/security/integrity/iint.c
index 149faa81f6f0..5a6810041e5c 100644
--- a/security/integrity/iint.c
+++ b/security/integrity/iint.c
@@ -219,10 +219,13 @@ static int __init integrity_fs_init(void)
{
integrity_dir = securityfs_create_dir("integrity", NULL);
if (IS_ERR(integrity_dir)) {
- pr_err("Unable to create integrity sysfs dir: %ld\n",
- PTR_ERR(integrity_dir));
+ int ret = PTR_ERR(integrity_dir);
+
+ if (ret != -ENODEV)
+ pr_err("Unable to create integrity sysfs dir: %d\n",
+ ret);
integrity_dir = NULL;
- return PTR_ERR(integrity_dir);
+ return ret;
}
return 0;
diff --git a/security/integrity/ima/Kconfig b/security/integrity/ima/Kconfig
index 004919d9bf09..13b446328dda 100644
--- a/security/integrity/ima/Kconfig
+++ b/security/integrity/ima/Kconfig
@@ -12,6 +12,7 @@ config IMA
select TCG_TIS if TCG_TPM && X86
select TCG_CRB if TCG_TPM && ACPI
select TCG_IBMVTPM if TCG_TPM && PPC_PSERIES
+ select INTEGRITY_AUDIT if AUDIT
help
The Trusted Computing Group(TCG) runtime Integrity
Measurement Architecture(IMA) maintains a list of hash
diff --git a/security/integrity/ima/ima.h b/security/integrity/ima/ima.h
index 78c15264b17b..67db9d9454ca 100644
--- a/security/integrity/ima/ima.h
+++ b/security/integrity/ima/ima.h
@@ -53,9 +53,9 @@ enum tpm_pcrs { TPM_PCR0 = 0, TPM_PCR8 = 8 };
extern int ima_policy_flag;
/* set during initialization */
-extern int ima_used_chip;
extern int ima_hash_algo;
extern int ima_appraise;
+extern struct tpm_chip *ima_tpm_chip;
/* IMA event related data */
struct ima_event_data {
@@ -239,7 +239,7 @@ int ima_appraise_measurement(enum ima_hooks func,
struct integrity_iint_cache *iint,
struct file *file, const unsigned char *filename,
struct evm_ima_xattr_data *xattr_value,
- int xattr_len, int opened);
+ int xattr_len);
int ima_must_appraise(struct inode *inode, int mask, enum ima_hooks func);
void ima_update_xattr(struct integrity_iint_cache *iint, struct file *file);
enum integrity_status ima_get_cache_status(struct integrity_iint_cache *iint,
@@ -255,7 +255,7 @@ static inline int ima_appraise_measurement(enum ima_hooks func,
struct file *file,
const unsigned char *filename,
struct evm_ima_xattr_data *xattr_value,
- int xattr_len, int opened)
+ int xattr_len)
{
return INTEGRITY_UNKNOWN;
}
diff --git a/security/integrity/ima/ima_appraise.c b/security/integrity/ima/ima_appraise.c
index 8bd7a0733e51..deec1804a00a 100644
--- a/security/integrity/ima/ima_appraise.c
+++ b/security/integrity/ima/ima_appraise.c
@@ -212,7 +212,7 @@ int ima_appraise_measurement(enum ima_hooks func,
struct integrity_iint_cache *iint,
struct file *file, const unsigned char *filename,
struct evm_ima_xattr_data *xattr_value,
- int xattr_len, int opened)
+ int xattr_len)
{
static const char op[] = "appraise_data";
const char *cause = "unknown";
@@ -231,7 +231,7 @@ int ima_appraise_measurement(enum ima_hooks func,
cause = iint->flags & IMA_DIGSIG_REQUIRED ?
"IMA-signature-required" : "missing-hash";
status = INTEGRITY_NOLABEL;
- if (opened & FILE_CREATED)
+ if (file->f_mode & FMODE_CREATED)
iint->flags |= IMA_NEW_FILE;
if ((iint->flags & IMA_NEW_FILE) &&
(!(iint->flags & IMA_DIGSIG_REQUIRED) ||
diff --git a/security/integrity/ima/ima_crypto.c b/security/integrity/ima/ima_crypto.c
index 4e085a17124f..7e7e7e7c250a 100644
--- a/security/integrity/ima/ima_crypto.c
+++ b/security/integrity/ima/ima_crypto.c
@@ -631,10 +631,10 @@ int ima_calc_buffer_hash(const void *buf, loff_t len,
static void __init ima_pcrread(int idx, u8 *pcr)
{
- if (!ima_used_chip)
+ if (!ima_tpm_chip)
return;
- if (tpm_pcr_read(NULL, idx, pcr) != 0)
+ if (tpm_pcr_read(ima_tpm_chip, idx, pcr) != 0)
pr_err("Error Communicating to TPM chip\n");
}
diff --git a/security/integrity/ima/ima_init.c b/security/integrity/ima/ima_init.c
index 29b72cd2502e..faac9ecaa0ae 100644
--- a/security/integrity/ima/ima_init.c
+++ b/security/integrity/ima/ima_init.c
@@ -26,7 +26,7 @@
/* name for boot aggregate entry */
static const char *boot_aggregate_name = "boot_aggregate";
-int ima_used_chip;
+struct tpm_chip *ima_tpm_chip;
/* Add the boot aggregate to the IMA measurement list and extend
* the PCR register.
@@ -64,7 +64,7 @@ static int __init ima_add_boot_aggregate(void)
iint->ima_hash->algo = HASH_ALGO_SHA1;
iint->ima_hash->length = SHA1_DIGEST_SIZE;
- if (ima_used_chip) {
+ if (ima_tpm_chip) {
result = ima_calc_boot_aggregate(&hash.hdr);
if (result < 0) {
audit_cause = "hashing_error";
@@ -106,17 +106,11 @@ void __init ima_load_x509(void)
int __init ima_init(void)
{
- u8 pcr_i[TPM_DIGEST_SIZE];
int rc;
- ima_used_chip = 0;
- rc = tpm_pcr_read(NULL, 0, pcr_i);
- if (rc == 0)
- ima_used_chip = 1;
-
- if (!ima_used_chip)
- pr_info("No TPM chip found, activating TPM-bypass! (rc=%d)\n",
- rc);
+ ima_tpm_chip = tpm_default_chip();
+ if (!ima_tpm_chip)
+ pr_info("No TPM chip found, activating TPM-bypass!\n");
rc = integrity_init_keyring(INTEGRITY_KEYRING_IMA);
if (rc)
diff --git a/security/integrity/ima/ima_main.c b/security/integrity/ima/ima_main.c
index dce0a8a217bb..2d31921fbda4 100644
--- a/security/integrity/ima/ima_main.c
+++ b/security/integrity/ima/ima_main.c
@@ -168,7 +168,7 @@ void ima_file_free(struct file *file)
static int process_measurement(struct file *file, const struct cred *cred,
u32 secid, char *buf, loff_t size, int mask,
- enum ima_hooks func, int opened)
+ enum ima_hooks func)
{
struct inode *inode = file_inode(file);
struct integrity_iint_cache *iint = NULL;
@@ -294,7 +294,7 @@ static int process_measurement(struct file *file, const struct cred *cred,
if (rc == 0 && (action & IMA_APPRAISE_SUBMASK)) {
inode_lock(inode);
rc = ima_appraise_measurement(func, iint, file, pathname,
- xattr_value, xattr_len, opened);
+ xattr_value, xattr_len);
inode_unlock(inode);
}
if (action & IMA_AUDIT)
@@ -338,7 +338,7 @@ int ima_file_mmap(struct file *file, unsigned long prot)
if (file && (prot & PROT_EXEC)) {
security_task_getsecid(current, &secid);
return process_measurement(file, current_cred(), secid, NULL,
- 0, MAY_EXEC, MMAP_CHECK, 0);
+ 0, MAY_EXEC, MMAP_CHECK);
}
return 0;
@@ -364,13 +364,13 @@ int ima_bprm_check(struct linux_binprm *bprm)
security_task_getsecid(current, &secid);
ret = process_measurement(bprm->file, current_cred(), secid, NULL, 0,
- MAY_EXEC, BPRM_CHECK, 0);
+ MAY_EXEC, BPRM_CHECK);
if (ret)
return ret;
security_cred_getsecid(bprm->cred, &secid);
return process_measurement(bprm->file, bprm->cred, secid, NULL, 0,
- MAY_EXEC, CREDS_CHECK, 0);
+ MAY_EXEC, CREDS_CHECK);
}
/**
@@ -383,14 +383,14 @@ int ima_bprm_check(struct linux_binprm *bprm)
* On success return 0. On integrity appraisal error, assuming the file
* is in policy and IMA-appraisal is in enforcing mode, return -EACCES.
*/
-int ima_file_check(struct file *file, int mask, int opened)
+int ima_file_check(struct file *file, int mask)
{
u32 secid;
security_task_getsecid(current, &secid);
return process_measurement(file, current_cred(), secid, NULL, 0,
mask & (MAY_READ | MAY_WRITE | MAY_EXEC |
- MAY_APPEND), FILE_CHECK, opened);
+ MAY_APPEND), FILE_CHECK);
}
EXPORT_SYMBOL_GPL(ima_file_check);
@@ -490,7 +490,7 @@ int ima_post_read_file(struct file *file, void *buf, loff_t size,
func = read_idmap[read_id] ?: FILE_CHECK;
security_task_getsecid(current, &secid);
return process_measurement(file, current_cred(), secid, buf, size,
- MAY_READ, func, 0);
+ MAY_READ, func);
}
/**
diff --git a/security/integrity/ima/ima_policy.c b/security/integrity/ima/ima_policy.c
index 1659abb344f9..8c9499867c91 100644
--- a/security/integrity/ima/ima_policy.c
+++ b/security/integrity/ima/ima_policy.c
@@ -657,14 +657,16 @@ static int ima_lsm_rule_init(struct ima_rule_entry *entry,
static void ima_log_string_op(struct audit_buffer *ab, char *key, char *value,
bool (*rule_operator)(kuid_t, kuid_t))
{
+ if (!ab)
+ return;
+
if (rule_operator == &uid_gt)
audit_log_format(ab, "%s>", key);
else if (rule_operator == &uid_lt)
audit_log_format(ab, "%s<", key);
else
audit_log_format(ab, "%s=", key);
- audit_log_untrustedstring(ab, value);
- audit_log_format(ab, " ");
+ audit_log_format(ab, "%s ", value);
}
static void ima_log_string(struct audit_buffer *ab, char *key, char *value)
{
@@ -679,7 +681,8 @@ static int ima_parse_rule(char *rule, struct ima_rule_entry *entry)
bool uid_token;
int result = 0;
- ab = audit_log_start(NULL, GFP_KERNEL, AUDIT_INTEGRITY_RULE);
+ ab = integrity_audit_log_start(audit_context(), GFP_KERNEL,
+ AUDIT_INTEGRITY_POLICY_RULE);
entry->uid = INVALID_UID;
entry->fowner = INVALID_UID;
diff --git a/security/integrity/ima/ima_queue.c b/security/integrity/ima/ima_queue.c
index 418f35e38015..b186819bd5aa 100644
--- a/security/integrity/ima/ima_queue.c
+++ b/security/integrity/ima/ima_queue.c
@@ -142,10 +142,10 @@ static int ima_pcr_extend(const u8 *hash, int pcr)
{
int result = 0;
- if (!ima_used_chip)
+ if (!ima_tpm_chip)
return result;
- result = tpm_pcr_extend(NULL, pcr, hash);
+ result = tpm_pcr_extend(ima_tpm_chip, pcr, hash);
if (result != 0)
pr_err("Error Communicating to TPM chip, result: %d\n", result);
return result;
diff --git a/security/integrity/integrity.h b/security/integrity/integrity.h
index 0bb372eed62a..e60473b13a8d 100644
--- a/security/integrity/integrity.h
+++ b/security/integrity/integrity.h
@@ -15,6 +15,7 @@
#include <linux/integrity.h>
#include <crypto/sha.h>
#include <linux/key.h>
+#include <linux/audit.h>
/* iint action cache flags */
#define IMA_MEASURE 0x00000001
@@ -199,6 +200,13 @@ static inline void evm_load_x509(void)
void integrity_audit_msg(int audit_msgno, struct inode *inode,
const unsigned char *fname, const char *op,
const char *cause, int result, int info);
+
+static inline struct audit_buffer *
+integrity_audit_log_start(struct audit_context *ctx, gfp_t gfp_mask, int type)
+{
+ return audit_log_start(ctx, gfp_mask, type);
+}
+
#else
static inline void integrity_audit_msg(int audit_msgno, struct inode *inode,
const unsigned char *fname,
@@ -206,4 +214,11 @@ static inline void integrity_audit_msg(int audit_msgno, struct inode *inode,
int result, int info)
{
}
+
+static inline struct audit_buffer *
+integrity_audit_log_start(struct audit_context *ctx, gfp_t gfp_mask, int type)
+{
+ return NULL;
+}
+
#endif
diff --git a/security/integrity/integrity_audit.c b/security/integrity/integrity_audit.c
index ab10a25310a1..82c98f7d217e 100644
--- a/security/integrity/integrity_audit.c
+++ b/security/integrity/integrity_audit.c
@@ -45,11 +45,7 @@ void integrity_audit_msg(int audit_msgno, struct inode *inode,
from_kuid(&init_user_ns, audit_get_loginuid(current)),
audit_get_sessionid(current));
audit_log_task_context(ab);
- audit_log_format(ab, " op=");
- audit_log_string(ab, op);
- audit_log_format(ab, " cause=");
- audit_log_string(ab, cause);
- audit_log_format(ab, " comm=");
+ audit_log_format(ab, " op=%s cause=%s comm=", op, cause);
audit_log_untrustedstring(ab, get_task_comm(name, current));
if (fname) {
audit_log_format(ab, " name=");
diff --git a/security/keys/dh.c b/security/keys/dh.c
index f7403821db7f..711e89d8c415 100644
--- a/security/keys/dh.c
+++ b/security/keys/dh.c
@@ -142,6 +142,8 @@ static void kdf_dealloc(struct kdf_sdesc *sdesc)
* The src pointer is defined as Z || other info where Z is the shared secret
* from DH and other info is an arbitrary string (see SP800-56A section
* 5.8.1.2).
+ *
+ * 'dlen' must be a multiple of the digest size.
*/
static int kdf_ctr(struct kdf_sdesc *sdesc, const u8 *src, unsigned int slen,
u8 *dst, unsigned int dlen, unsigned int zlen)
@@ -205,8 +207,8 @@ static int keyctl_dh_compute_kdf(struct kdf_sdesc *sdesc,
{
uint8_t *outbuf = NULL;
int ret;
- size_t outbuf_len = round_up(buflen,
- crypto_shash_digestsize(sdesc->shash.tfm));
+ size_t outbuf_len = roundup(buflen,
+ crypto_shash_digestsize(sdesc->shash.tfm));
outbuf = kmalloc(outbuf_len, GFP_KERNEL);
if (!outbuf) {
@@ -315,7 +317,7 @@ long __keyctl_dh_compute(struct keyctl_dh_params __user *params,
if (ret)
goto out3;
- tfm = crypto_alloc_kpp("dh", CRYPTO_ALG_TYPE_KPP, 0);
+ tfm = crypto_alloc_kpp("dh", 0, 0);
if (IS_ERR(tfm)) {
ret = PTR_ERR(tfm);
goto out3;
diff --git a/security/security.c b/security/security.c
index b49ee810371b..736e78da1ab9 100644
--- a/security/security.c
+++ b/security/security.c
@@ -48,14 +48,17 @@ static __initdata char chosen_lsm[SECURITY_NAME_MAX + 1] =
static void __init do_security_initcalls(void)
{
int ret;
- initcall_t *call;
- call = __security_initcall_start;
+ initcall_t call;
+ initcall_entry_t *ce;
+
+ ce = __security_initcall_start;
trace_initcall_level("security");
- while (call < __security_initcall_end) {
- trace_initcall_start((*call));
- ret = (*call) ();
- trace_initcall_finish((*call), ret);
- call++;
+ while (ce < __security_initcall_end) {
+ call = initcall_from_entry(ce);
+ trace_initcall_start(call);
+ ret = call();
+ trace_initcall_finish(call, ret);
+ ce++;
}
}
@@ -972,11 +975,11 @@ int security_file_receive(struct file *file)
return call_int_hook(file_receive, 0, file);
}
-int security_file_open(struct file *file, const struct cred *cred)
+int security_file_open(struct file *file)
{
int ret;
- ret = call_int_hook(file_open, 0, file, cred);
+ ret = call_int_hook(file_open, 0, file);
if (ret)
return ret;
@@ -1032,7 +1035,12 @@ int security_kernel_create_files_as(struct cred *new, struct inode *inode)
int security_kernel_module_request(char *kmod_name)
{
- return call_int_hook(kernel_module_request, 0, kmod_name);
+ int ret;
+
+ ret = call_int_hook(kernel_module_request, 0, kmod_name);
+ if (ret)
+ return ret;
+ return integrity_kernel_module_request(kmod_name);
}
int security_kernel_read_file(struct file *file, enum kernel_read_file_id id)
diff --git a/security/selinux/avc.c b/security/selinux/avc.c
index f3aedf077509..635e5c1e3e48 100644
--- a/security/selinux/avc.c
+++ b/security/selinux/avc.c
@@ -650,7 +650,7 @@ static int avc_latest_notif_update(struct selinux_avc *avc,
spin_lock_irqsave(&notif_lock, flag);
if (is_insert) {
if (seqno < avc->avc_cache.latest_notif) {
- printk(KERN_WARNING "SELinux: avc: seqno %d < latest_notif %d\n",
+ pr_warn("SELinux: avc: seqno %d < latest_notif %d\n",
seqno, avc->avc_cache.latest_notif);
ret = -EAGAIN;
}
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index a8bf324130f5..ad9a9b8e9979 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -530,7 +530,7 @@ static int sb_finish_set_opts(struct super_block *sb)
the first boot of the SELinux kernel before we have
assigned xattr values to the filesystem. */
if (!(root_inode->i_opflags & IOP_XATTR)) {
- printk(KERN_WARNING "SELinux: (dev %s, type %s) has no "
+ pr_warn("SELinux: (dev %s, type %s) has no "
"xattr support\n", sb->s_id, sb->s_type->name);
rc = -EOPNOTSUPP;
goto out;
@@ -539,11 +539,11 @@ static int sb_finish_set_opts(struct super_block *sb)
rc = __vfs_getxattr(root, root_inode, XATTR_NAME_SELINUX, NULL, 0);
if (rc < 0 && rc != -ENODATA) {
if (rc == -EOPNOTSUPP)
- printk(KERN_WARNING "SELinux: (dev %s, type "
+ pr_warn("SELinux: (dev %s, type "
"%s) has no security xattr handler\n",
sb->s_id, sb->s_type->name);
else
- printk(KERN_WARNING "SELinux: (dev %s, type "
+ pr_warn("SELinux: (dev %s, type "
"%s) getxattr errno %d\n", sb->s_id,
sb->s_type->name, -rc);
goto out;
@@ -742,7 +742,7 @@ static int selinux_set_mnt_opts(struct super_block *sb,
goto out;
}
rc = -EINVAL;
- printk(KERN_WARNING "SELinux: Unable to set superblock options "
+ pr_warn("SELinux: Unable to set superblock options "
"before the security server is initialized\n");
goto out;
}
@@ -784,7 +784,7 @@ static int selinux_set_mnt_opts(struct super_block *sb,
mount_options[i], &sid,
GFP_KERNEL);
if (rc) {
- printk(KERN_WARNING "SELinux: security_context_str_to_sid"
+ pr_warn("SELinux: security_context_str_to_sid"
"(%s) failed for (dev %s, type %s) errno=%d\n",
mount_options[i], sb->s_id, name, rc);
goto out;
@@ -860,8 +860,7 @@ static int selinux_set_mnt_opts(struct super_block *sb,
*/
rc = security_fs_use(&selinux_state, sb);
if (rc) {
- printk(KERN_WARNING
- "%s: security_fs_use(%s) returned %d\n",
+ pr_warn("%s: security_fs_use(%s) returned %d\n",
__func__, sb->s_type->name, rc);
goto out;
}
@@ -947,7 +946,7 @@ static int selinux_set_mnt_opts(struct super_block *sb,
if (sbsec->behavior != SECURITY_FS_USE_XATTR &&
sbsec->behavior != SECURITY_FS_USE_NATIVE) {
rc = -EINVAL;
- printk(KERN_WARNING "SELinux: defcontext option is "
+ pr_warn("SELinux: defcontext option is "
"invalid for this filesystem type\n");
goto out;
}
@@ -969,7 +968,7 @@ out:
return rc;
out_double_mount:
rc = -EINVAL;
- printk(KERN_WARNING "SELinux: mount invalid. Same superblock, different "
+ pr_warn("SELinux: mount invalid. Same superblock, different "
"security settings for (dev %s, type %s)\n", sb->s_id, name);
goto out;
}
@@ -998,7 +997,7 @@ static int selinux_cmp_sb_context(const struct super_block *oldsb,
}
return 0;
mismatch:
- printk(KERN_WARNING "SELinux: mount invalid. Same superblock, "
+ pr_warn("SELinux: mount invalid. Same superblock, "
"different security settings for (dev %s, "
"type %s)\n", newsb->s_id, newsb->s_type->name);
return -EBUSY;
@@ -1106,7 +1105,7 @@ static int selinux_parse_opts_str(char *options,
case Opt_context:
if (context || defcontext) {
rc = -EINVAL;
- printk(KERN_WARNING SEL_MOUNT_FAIL_MSG);
+ pr_warn(SEL_MOUNT_FAIL_MSG);
goto out_err;
}
context = match_strdup(&args[0]);
@@ -1119,7 +1118,7 @@ static int selinux_parse_opts_str(char *options,
case Opt_fscontext:
if (fscontext) {
rc = -EINVAL;
- printk(KERN_WARNING SEL_MOUNT_FAIL_MSG);
+ pr_warn(SEL_MOUNT_FAIL_MSG);
goto out_err;
}
fscontext = match_strdup(&args[0]);
@@ -1132,7 +1131,7 @@ static int selinux_parse_opts_str(char *options,
case Opt_rootcontext:
if (rootcontext) {
rc = -EINVAL;
- printk(KERN_WARNING SEL_MOUNT_FAIL_MSG);
+ pr_warn(SEL_MOUNT_FAIL_MSG);
goto out_err;
}
rootcontext = match_strdup(&args[0]);
@@ -1145,7 +1144,7 @@ static int selinux_parse_opts_str(char *options,
case Opt_defcontext:
if (context || defcontext) {
rc = -EINVAL;
- printk(KERN_WARNING SEL_MOUNT_FAIL_MSG);
+ pr_warn(SEL_MOUNT_FAIL_MSG);
goto out_err;
}
defcontext = match_strdup(&args[0]);
@@ -1158,7 +1157,7 @@ static int selinux_parse_opts_str(char *options,
break;
default:
rc = -EINVAL;
- printk(KERN_WARNING "SELinux: unknown mount option\n");
+ pr_warn("SELinux: unknown mount option\n");
goto out_err;
}
@@ -1623,7 +1622,7 @@ static int inode_doinit_with_dentry(struct inode *inode, struct dentry *opt_dent
dput(dentry);
if (rc < 0) {
if (rc != -ENODATA) {
- printk(KERN_WARNING "SELinux: %s: getxattr returned "
+ pr_warn("SELinux: %s: getxattr returned "
"%d for dev=%s ino=%ld\n", __func__,
-rc, inode->i_sb->s_id, inode->i_ino);
kfree(context);
@@ -1643,11 +1642,11 @@ static int inode_doinit_with_dentry(struct inode *inode, struct dentry *opt_dent
if (rc == -EINVAL) {
if (printk_ratelimit())
- printk(KERN_NOTICE "SELinux: inode=%lu on dev=%s was found to have an invalid "
+ pr_notice("SELinux: inode=%lu on dev=%s was found to have an invalid "
"context=%s. This indicates you may need to relabel the inode or the "
"filesystem in question.\n", ino, dev, context);
} else {
- printk(KERN_WARNING "SELinux: %s: context_to_sid(%s) "
+ pr_warn("SELinux: %s: context_to_sid(%s) "
"returned %d for dev=%s ino=%ld\n",
__func__, context, -rc, dev, ino);
}
@@ -1785,8 +1784,7 @@ static int cred_has_capability(const struct cred *cred,
sclass = initns ? SECCLASS_CAPABILITY2 : SECCLASS_CAP2_USERNS;
break;
default:
- printk(KERN_ERR
- "SELinux: out of range capability %d\n", cap);
+ pr_err("SELinux: out of range capability %d\n", cap);
BUG();
return -EINVAL;
}
@@ -2029,7 +2027,7 @@ static int may_link(struct inode *dir,
av = DIR__RMDIR;
break;
default:
- printk(KERN_WARNING "SELinux: %s: unrecognized kind %d\n",
+ pr_warn("SELinux: %s: unrecognized kind %d\n",
__func__, kind);
return 0;
}
@@ -2875,7 +2873,7 @@ static int selinux_sb_remount(struct super_block *sb, void *data)
mount_options[i], &sid,
GFP_KERNEL);
if (rc) {
- printk(KERN_WARNING "SELinux: security_context_str_to_sid"
+ pr_warn("SELinux: security_context_str_to_sid"
"(%s) failed for (dev %s, type %s) errno=%d\n",
mount_options[i], sb->s_id, sb->s_type->name, rc);
goto out_free_opts;
@@ -2914,7 +2912,7 @@ out_free_secdata:
free_secdata(secdata);
return rc;
out_bad_option:
- printk(KERN_WARNING "SELinux: unable to change security options "
+ pr_warn("SELinux: unable to change security options "
"during remount (dev %s, type=%s)\n", sb->s_id,
sb->s_type->name);
goto out_free_opts;
@@ -3357,7 +3355,7 @@ static void selinux_inode_post_setxattr(struct dentry *dentry, const char *name,
rc = security_context_to_sid_force(&selinux_state, value, size,
&newsid);
if (rc) {
- printk(KERN_ERR "SELinux: unable to map context to SID"
+ pr_err("SELinux: unable to map context to SID"
"for (%s, %lu), rc=%d\n",
inode->i_sb->s_id, inode->i_ino, -rc);
return;
@@ -3862,7 +3860,7 @@ static int selinux_file_receive(struct file *file)
return file_has_perm(cred, file, file_to_av(file));
}
-static int selinux_file_open(struct file *file, const struct cred *cred)
+static int selinux_file_open(struct file *file)
{
struct file_security_struct *fsec;
struct inode_security_struct *isec;
@@ -3886,7 +3884,7 @@ static int selinux_file_open(struct file *file, const struct cred *cred)
* new inode label or new policy.
* This check is not redundant - do not remove.
*/
- return file_path_has_perm(cred, file, open_file_to_av(file));
+ return file_path_has_perm(file->f_cred, file, open_file_to_av(file));
}
/* task security operations */
@@ -4434,7 +4432,7 @@ static int selinux_parse_skb(struct sk_buff *skb, struct common_audit_data *ad,
}
parse_error:
- printk(KERN_WARNING
+ pr_warn(
"SELinux: failure in selinux_parse_skb(),"
" unable to parse packet\n");
return ret;
@@ -4477,7 +4475,7 @@ static int selinux_skb_peerlbl_sid(struct sk_buff *skb, u16 family, u32 *sid)
err = security_net_peersid_resolve(&selinux_state, nlbl_sid,
nlbl_type, xfrm_sid, sid);
if (unlikely(err)) {
- printk(KERN_WARNING
+ pr_warn(
"SELinux: failure in selinux_skb_peerlbl_sid(),"
" unable to determine packet's peer label\n");
return -EACCES;
@@ -7141,11 +7139,11 @@ static __init int selinux_init(void)
}
if (!selinux_enabled) {
- printk(KERN_INFO "SELinux: Disabled at boot.\n");
+ pr_info("SELinux: Disabled at boot.\n");
return 0;
}
- printk(KERN_INFO "SELinux: Initializing.\n");
+ pr_info("SELinux: Initializing.\n");
memset(&selinux_state, 0, sizeof(selinux_state));
enforcing_set(&selinux_state, selinux_enforcing_boot);
@@ -7181,9 +7179,9 @@ static __init int selinux_init(void)
panic("SELinux: Unable to register AVC LSM notifier callback\n");
if (selinux_enforcing_boot)
- printk(KERN_DEBUG "SELinux: Starting in enforcing mode\n");
+ pr_debug("SELinux: Starting in enforcing mode\n");
else
- printk(KERN_DEBUG "SELinux: Starting in permissive mode\n");
+ pr_debug("SELinux: Starting in permissive mode\n");
return 0;
}
@@ -7195,10 +7193,10 @@ static void delayed_superblock_init(struct super_block *sb, void *unused)
void selinux_complete_init(void)
{
- printk(KERN_DEBUG "SELinux: Completing initialization.\n");
+ pr_debug("SELinux: Completing initialization.\n");
/* Set up any superblocks initialized prior to the policy load. */
- printk(KERN_DEBUG "SELinux: Setting up existing superblocks.\n");
+ pr_debug("SELinux: Setting up existing superblocks.\n");
iterate_supers(delayed_superblock_init, NULL);
}
@@ -7273,7 +7271,7 @@ static int __init selinux_nf_ip_init(void)
if (!selinux_enabled)
return 0;
- printk(KERN_DEBUG "SELinux: Registering netfilter hooks\n");
+ pr_debug("SELinux: Registering netfilter hooks\n");
err = register_pernet_subsys(&selinux_net_ops);
if (err)
@@ -7286,7 +7284,7 @@ __initcall(selinux_nf_ip_init);
#ifdef CONFIG_SECURITY_SELINUX_DISABLE
static void selinux_nf_ip_exit(void)
{
- printk(KERN_DEBUG "SELinux: Unregistering netfilter hooks\n");
+ pr_debug("SELinux: Unregistering netfilter hooks\n");
unregister_pernet_subsys(&selinux_net_ops);
}
@@ -7315,7 +7313,7 @@ int selinux_disable(struct selinux_state *state)
state->disabled = 1;
- printk(KERN_INFO "SELinux: Disabled at runtime.\n");
+ pr_info("SELinux: Disabled at runtime.\n");
selinux_enabled = 0;
diff --git a/security/selinux/netif.c b/security/selinux/netif.c
index ac65f7417413..8c738c189942 100644
--- a/security/selinux/netif.c
+++ b/security/selinux/netif.c
@@ -145,9 +145,8 @@ static int sel_netif_sid_slow(struct net *ns, int ifindex, u32 *sid)
dev = dev_get_by_index(ns, ifindex);
if (unlikely(dev == NULL)) {
- printk(KERN_WARNING
- "SELinux: failure in sel_netif_sid_slow(),"
- " invalid network interface (%d)\n", ifindex);
+ pr_warn("SELinux: failure in %s(), invalid network interface (%d)\n",
+ __func__, ifindex);
return -ENOENT;
}
@@ -177,10 +176,8 @@ out:
spin_unlock_bh(&sel_netif_lock);
dev_put(dev);
if (unlikely(ret)) {
- printk(KERN_WARNING
- "SELinux: failure in sel_netif_sid_slow(),"
- " unable to determine network interface label (%d)\n",
- ifindex);
+ pr_warn("SELinux: failure in %s(), unable to determine network interface label (%d)\n",
+ __func__, ifindex);
kfree(new);
}
return ret;
diff --git a/security/selinux/netlink.c b/security/selinux/netlink.c
index 828fb6a4e941..8a8a72507437 100644
--- a/security/selinux/netlink.c
+++ b/security/selinux/netlink.c
@@ -94,7 +94,7 @@ out:
out_kfree_skb:
kfree_skb(skb);
oom:
- printk(KERN_ERR "SELinux: OOM in %s\n", __func__);
+ pr_err("SELinux: OOM in %s\n", __func__);
goto out;
}
diff --git a/security/selinux/netnode.c b/security/selinux/netnode.c
index 6dd89b89bc1f..afa0d432436b 100644
--- a/security/selinux/netnode.c
+++ b/security/selinux/netnode.c
@@ -238,9 +238,8 @@ static int sel_netnode_sid_slow(void *addr, u16 family, u32 *sid)
out:
spin_unlock_bh(&sel_netnode_lock);
if (unlikely(ret)) {
- printk(KERN_WARNING
- "SELinux: failure in sel_netnode_sid_slow(),"
- " unable to determine network node label\n");
+ pr_warn("SELinux: failure in %s(), unable to determine network node label\n",
+ __func__);
kfree(new);
}
return ret;
diff --git a/security/selinux/netport.c b/security/selinux/netport.c
index 9ed4c5064a5e..7a141cadbffc 100644
--- a/security/selinux/netport.c
+++ b/security/selinux/netport.c
@@ -173,9 +173,8 @@ static int sel_netport_sid_slow(u8 protocol, u16 pnum, u32 *sid)
out:
spin_unlock_bh(&sel_netport_lock);
if (unlikely(ret)) {
- printk(KERN_WARNING
- "SELinux: failure in sel_netport_sid_slow(),"
- " unable to determine network port label\n");
+ pr_warn("SELinux: failure in %s(), unable to determine network port label\n",
+ __func__);
kfree(new);
}
return ret;
diff --git a/security/selinux/nlmsgtab.c b/security/selinux/nlmsgtab.c
index 7b7433a1a34c..74b951f55608 100644
--- a/security/selinux/nlmsgtab.c
+++ b/security/selinux/nlmsgtab.c
@@ -159,7 +159,7 @@ int selinux_nlmsg_lookup(u16 sclass, u16 nlmsg_type, u32 *perm)
switch (sclass) {
case SECCLASS_NETLINK_ROUTE_SOCKET:
/* RTM_MAX always point to RTM_SETxxxx, ie RTM_NEWxxx + 3 */
- BUILD_BUG_ON(RTM_MAX != (RTM_NEWCACHEREPORT + 3));
+ BUILD_BUG_ON(RTM_MAX != (RTM_NEWCHAIN + 3));
err = nlmsg_perm(nlmsg_type, perm, nlmsg_route_perms,
sizeof(nlmsg_route_perms));
break;
diff --git a/security/selinux/selinuxfs.c b/security/selinux/selinuxfs.c
index f3d374d2ca04..f3a5a138a096 100644
--- a/security/selinux/selinuxfs.c
+++ b/security/selinux/selinuxfs.c
@@ -441,22 +441,16 @@ static int sel_release_policy(struct inode *inode, struct file *filp)
static ssize_t sel_read_policy(struct file *filp, char __user *buf,
size_t count, loff_t *ppos)
{
- struct selinux_fs_info *fsi = file_inode(filp)->i_sb->s_fs_info;
struct policy_load_memory *plm = filp->private_data;
int ret;
- mutex_lock(&fsi->mutex);
-
ret = avc_has_perm(&selinux_state,
current_sid(), SECINITSID_SECURITY,
SECCLASS_SECURITY, SECURITY__READ_POLICY, NULL);
if (ret)
- goto out;
+ return ret;
- ret = simple_read_from_buffer(buf, count, ppos, plm->data, plm->len);
-out:
- mutex_unlock(&fsi->mutex);
- return ret;
+ return simple_read_from_buffer(buf, count, ppos, plm->data, plm->len);
}
static vm_fault_t sel_mmap_policy_fault(struct vm_fault *vmf)
@@ -620,7 +614,7 @@ static ssize_t sel_write_context(struct file *file, char *buf, size_t size)
length = -ERANGE;
if (len > SIMPLE_TRANSACTION_LIMIT) {
- printk(KERN_ERR "SELinux: %s: context size (%u) exceeds "
+ pr_err("SELinux: %s: context size (%u) exceeds "
"payload max\n", __func__, len);
goto out;
}
@@ -773,7 +767,7 @@ static ssize_t sel_write_relabel(struct file *file, char *buf, size_t size);
static ssize_t sel_write_user(struct file *file, char *buf, size_t size);
static ssize_t sel_write_member(struct file *file, char *buf, size_t size);
-static ssize_t (*write_op[])(struct file *, char *, size_t) = {
+static ssize_t (*const write_op[])(struct file *, char *, size_t) = {
[SEL_ACCESS] = sel_write_access,
[SEL_CREATE] = sel_write_create,
[SEL_RELABEL] = sel_write_relabel,
@@ -956,7 +950,7 @@ static ssize_t sel_write_create(struct file *file, char *buf, size_t size)
length = -ERANGE;
if (len > SIMPLE_TRANSACTION_LIMIT) {
- printk(KERN_ERR "SELinux: %s: context size (%u) exceeds "
+ pr_err("SELinux: %s: context size (%u) exceeds "
"payload max\n", __func__, len);
goto out;
}
@@ -1147,7 +1141,7 @@ static ssize_t sel_write_member(struct file *file, char *buf, size_t size)
length = -ERANGE;
if (len > SIMPLE_TRANSACTION_LIMIT) {
- printk(KERN_ERR "SELinux: %s: context size (%u) exceeds "
+ pr_err("SELinux: %s: context size (%u) exceeds "
"payload max\n", __func__, len);
goto out;
}
@@ -1188,25 +1182,29 @@ static ssize_t sel_read_bool(struct file *filep, char __user *buf,
ret = -EINVAL;
if (index >= fsi->bool_num || strcmp(name,
fsi->bool_pending_names[index]))
- goto out;
+ goto out_unlock;
ret = -ENOMEM;
page = (char *)get_zeroed_page(GFP_KERNEL);
if (!page)
- goto out;
+ goto out_unlock;
cur_enforcing = security_get_bool_value(fsi->state, index);
if (cur_enforcing < 0) {
ret = cur_enforcing;
- goto out;
+ goto out_unlock;
}
length = scnprintf(page, PAGE_SIZE, "%d %d", cur_enforcing,
fsi->bool_pending_values[index]);
- ret = simple_read_from_buffer(buf, count, ppos, page, length);
-out:
mutex_unlock(&fsi->mutex);
+ ret = simple_read_from_buffer(buf, count, ppos, page, length);
+out_free:
free_page((unsigned long)page);
return ret;
+
+out_unlock:
+ mutex_unlock(&fsi->mutex);
+ goto out_free;
}
static ssize_t sel_write_bool(struct file *filep, const char __user *buf,
@@ -1219,6 +1217,17 @@ static ssize_t sel_write_bool(struct file *filep, const char __user *buf,
unsigned index = file_inode(filep)->i_ino & SEL_INO_MASK;
const char *name = filep->f_path.dentry->d_name.name;
+ if (count >= PAGE_SIZE)
+ return -ENOMEM;
+
+ /* No partial writes. */
+ if (*ppos != 0)
+ return -EINVAL;
+
+ page = memdup_user_nul(buf, count);
+ if (IS_ERR(page))
+ return PTR_ERR(page);
+
mutex_lock(&fsi->mutex);
length = avc_has_perm(&selinux_state,
@@ -1233,22 +1242,6 @@ static ssize_t sel_write_bool(struct file *filep, const char __user *buf,
fsi->bool_pending_names[index]))
goto out;
- length = -ENOMEM;
- if (count >= PAGE_SIZE)
- goto out;
-
- /* No partial writes. */
- length = -EINVAL;
- if (*ppos != 0)
- goto out;
-
- page = memdup_user_nul(buf, count);
- if (IS_ERR(page)) {
- length = PTR_ERR(page);
- page = NULL;
- goto out;
- }
-
length = -EINVAL;
if (sscanf(page, "%d", &new_value) != 1)
goto out;
@@ -1280,6 +1273,17 @@ static ssize_t sel_commit_bools_write(struct file *filep,
ssize_t length;
int new_value;
+ if (count >= PAGE_SIZE)
+ return -ENOMEM;
+
+ /* No partial writes. */
+ if (*ppos != 0)
+ return -EINVAL;
+
+ page = memdup_user_nul(buf, count);
+ if (IS_ERR(page))
+ return PTR_ERR(page);
+
mutex_lock(&fsi->mutex);
length = avc_has_perm(&selinux_state,
@@ -1289,22 +1293,6 @@ static ssize_t sel_commit_bools_write(struct file *filep,
if (length)
goto out;
- length = -ENOMEM;
- if (count >= PAGE_SIZE)
- goto out;
-
- /* No partial writes. */
- length = -EINVAL;
- if (*ppos != 0)
- goto out;
-
- page = memdup_user_nul(buf, count);
- if (IS_ERR(page)) {
- length = PTR_ERR(page);
- page = NULL;
- goto out;
- }
-
length = -EINVAL;
if (sscanf(page, "%d", &new_value) != 1)
goto out;
@@ -1377,13 +1365,18 @@ static int sel_make_bools(struct selinux_fs_info *fsi)
ret = -ENOMEM;
inode = sel_make_inode(dir->d_sb, S_IFREG | S_IRUGO | S_IWUSR);
- if (!inode)
+ if (!inode) {
+ dput(dentry);
goto out;
+ }
ret = -ENAMETOOLONG;
len = snprintf(page, PAGE_SIZE, "/%s/%s", BOOL_DIR_NAME, names[i]);
- if (len >= PAGE_SIZE)
+ if (len >= PAGE_SIZE) {
+ dput(dentry);
+ iput(inode);
goto out;
+ }
isec = (struct inode_security_struct *)inode->i_security;
ret = security_genfs_sid(fsi->state, "selinuxfs", page,
@@ -1598,8 +1591,10 @@ static int sel_make_avc_files(struct dentry *dir)
return -ENOMEM;
inode = sel_make_inode(dir->d_sb, S_IFREG|files[i].mode);
- if (!inode)
+ if (!inode) {
+ dput(dentry);
return -ENOMEM;
+ }
inode->i_fop = files[i].ops;
inode->i_ino = ++fsi->last_ino;
@@ -1644,8 +1639,10 @@ static int sel_make_initcon_files(struct dentry *dir)
return -ENOMEM;
inode = sel_make_inode(dir->d_sb, S_IFREG|S_IRUGO);
- if (!inode)
+ if (!inode) {
+ dput(dentry);
return -ENOMEM;
+ }
inode->i_fop = &sel_initcon_ops;
inode->i_ino = i|SEL_INITCON_INO_OFFSET;
@@ -1745,8 +1742,10 @@ static int sel_make_perm_files(char *objclass, int classvalue,
rc = -ENOMEM;
inode = sel_make_inode(dir->d_sb, S_IFREG|S_IRUGO);
- if (!inode)
+ if (!inode) {
+ dput(dentry);
goto out;
+ }
inode->i_fop = &sel_perm_ops;
/* i+1 since perm values are 1-indexed */
@@ -1775,8 +1774,10 @@ static int sel_make_class_dir_entries(char *classname, int index,
return -ENOMEM;
inode = sel_make_inode(dir->d_sb, S_IFREG|S_IRUGO);
- if (!inode)
+ if (!inode) {
+ dput(dentry);
return -ENOMEM;
+ }
inode->i_fop = &sel_class_ops;
inode->i_ino = sel_class_to_ino(index);
@@ -1850,8 +1851,10 @@ static int sel_make_policycap(struct selinux_fs_info *fsi)
return -ENOMEM;
inode = sel_make_inode(fsi->sb, S_IFREG | 0444);
- if (inode == NULL)
+ if (inode == NULL) {
+ dput(dentry);
return -ENOMEM;
+ }
inode->i_fop = &sel_policycap_ops;
inode->i_ino = iter | SEL_POLICYCAP_INO_OFFSET;
@@ -1944,8 +1947,10 @@ static int sel_fill_super(struct super_block *sb, void *data, int silent)
ret = -ENOMEM;
inode = sel_make_inode(sb, S_IFCHR | S_IRUGO | S_IWUGO);
- if (!inode)
+ if (!inode) {
+ dput(dentry);
goto err;
+ }
inode->i_ino = ++fsi->last_ino;
isec = (struct inode_security_struct *)inode->i_security;
@@ -1996,7 +2001,7 @@ static int sel_fill_super(struct super_block *sb, void *data, int silent)
goto err;
return 0;
err:
- printk(KERN_ERR "SELinux: %s: failed while creating inodes\n",
+ pr_err("SELinux: %s: failed while creating inodes\n",
__func__);
selinux_fs_info_free(sb);
@@ -2046,7 +2051,7 @@ static int __init init_sel_fs(void)
selinux_null.mnt = selinuxfs_mount = kern_mount(&sel_fs_type);
if (IS_ERR(selinuxfs_mount)) {
- printk(KERN_ERR "selinuxfs: could not mount!\n");
+ pr_err("selinuxfs: could not mount!\n");
err = PTR_ERR(selinuxfs_mount);
selinuxfs_mount = NULL;
}
diff --git a/security/selinux/ss/avtab.c b/security/selinux/ss/avtab.c
index a2c9148b0662..c0417cf17fee 100644
--- a/security/selinux/ss/avtab.c
+++ b/security/selinux/ss/avtab.c
@@ -338,7 +338,7 @@ int avtab_alloc(struct avtab *h, u32 nrules)
h->nel = 0;
h->nslot = nslot;
h->mask = mask;
- printk(KERN_DEBUG "SELinux: %d avtab hash slots, %d rules.\n",
+ pr_debug("SELinux: %d avtab hash slots, %d rules.\n",
h->nslot, nrules);
return 0;
}
@@ -368,7 +368,7 @@ void avtab_hash_eval(struct avtab *h, char *tag)
}
}
- printk(KERN_DEBUG "SELinux: %s: %d entries and %d/%d buckets used, "
+ pr_debug("SELinux: %s: %d entries and %d/%d buckets used, "
"longest chain length %d sum of chain length^2 %llu\n",
tag, h->nel, slots_used, h->nslot, max_chain_len,
chain2_len_sum);
@@ -407,18 +407,18 @@ int avtab_read_item(struct avtab *a, void *fp, struct policydb *pol,
if (vers < POLICYDB_VERSION_AVTAB) {
rc = next_entry(buf32, fp, sizeof(u32));
if (rc) {
- printk(KERN_ERR "SELinux: avtab: truncated entry\n");
+ pr_err("SELinux: avtab: truncated entry\n");
return rc;
}
items2 = le32_to_cpu(buf32[0]);
if (items2 > ARRAY_SIZE(buf32)) {
- printk(KERN_ERR "SELinux: avtab: entry overflow\n");
+ pr_err("SELinux: avtab: entry overflow\n");
return -EINVAL;
}
rc = next_entry(buf32, fp, sizeof(u32)*items2);
if (rc) {
- printk(KERN_ERR "SELinux: avtab: truncated entry\n");
+ pr_err("SELinux: avtab: truncated entry\n");
return rc;
}
items = 0;
@@ -426,19 +426,19 @@ int avtab_read_item(struct avtab *a, void *fp, struct policydb *pol,
val = le32_to_cpu(buf32[items++]);
key.source_type = (u16)val;
if (key.source_type != val) {
- printk(KERN_ERR "SELinux: avtab: truncated source type\n");
+ pr_err("SELinux: avtab: truncated source type\n");
return -EINVAL;
}
val = le32_to_cpu(buf32[items++]);
key.target_type = (u16)val;
if (key.target_type != val) {
- printk(KERN_ERR "SELinux: avtab: truncated target type\n");
+ pr_err("SELinux: avtab: truncated target type\n");
return -EINVAL;
}
val = le32_to_cpu(buf32[items++]);
key.target_class = (u16)val;
if (key.target_class != val) {
- printk(KERN_ERR "SELinux: avtab: truncated target class\n");
+ pr_err("SELinux: avtab: truncated target class\n");
return -EINVAL;
}
@@ -446,16 +446,16 @@ int avtab_read_item(struct avtab *a, void *fp, struct policydb *pol,
enabled = (val & AVTAB_ENABLED_OLD) ? AVTAB_ENABLED : 0;
if (!(val & (AVTAB_AV | AVTAB_TYPE))) {
- printk(KERN_ERR "SELinux: avtab: null entry\n");
+ pr_err("SELinux: avtab: null entry\n");
return -EINVAL;
}
if ((val & AVTAB_AV) &&
(val & AVTAB_TYPE)) {
- printk(KERN_ERR "SELinux: avtab: entry has both access vectors and types\n");
+ pr_err("SELinux: avtab: entry has both access vectors and types\n");
return -EINVAL;
}
if (val & AVTAB_XPERMS) {
- printk(KERN_ERR "SELinux: avtab: entry has extended permissions\n");
+ pr_err("SELinux: avtab: entry has extended permissions\n");
return -EINVAL;
}
@@ -470,7 +470,8 @@ int avtab_read_item(struct avtab *a, void *fp, struct policydb *pol,
}
if (items != items2) {
- printk(KERN_ERR "SELinux: avtab: entry only had %d items, expected %d\n", items2, items);
+ pr_err("SELinux: avtab: entry only had %d items, expected %d\n",
+ items2, items);
return -EINVAL;
}
return 0;
@@ -478,7 +479,7 @@ int avtab_read_item(struct avtab *a, void *fp, struct policydb *pol,
rc = next_entry(buf16, fp, sizeof(u16)*4);
if (rc) {
- printk(KERN_ERR "SELinux: avtab: truncated entry\n");
+ pr_err("SELinux: avtab: truncated entry\n");
return rc;
}
@@ -491,7 +492,7 @@ int avtab_read_item(struct avtab *a, void *fp, struct policydb *pol,
if (!policydb_type_isvalid(pol, key.source_type) ||
!policydb_type_isvalid(pol, key.target_type) ||
!policydb_class_isvalid(pol, key.target_class)) {
- printk(KERN_ERR "SELinux: avtab: invalid type or class\n");
+ pr_err("SELinux: avtab: invalid type or class\n");
return -EINVAL;
}
@@ -501,13 +502,13 @@ int avtab_read_item(struct avtab *a, void *fp, struct policydb *pol,
set++;
}
if (!set || set > 1) {
- printk(KERN_ERR "SELinux: avtab: more than one specifier\n");
+ pr_err("SELinux: avtab: more than one specifier\n");
return -EINVAL;
}
if ((vers < POLICYDB_VERSION_XPERMS_IOCTL) &&
(key.specified & AVTAB_XPERMS)) {
- printk(KERN_ERR "SELinux: avtab: policy version %u does not "
+ pr_err("SELinux: avtab: policy version %u does not "
"support extended permissions rules and one "
"was specified\n", vers);
return -EINVAL;
@@ -515,17 +516,17 @@ int avtab_read_item(struct avtab *a, void *fp, struct policydb *pol,
memset(&xperms, 0, sizeof(struct avtab_extended_perms));
rc = next_entry(&xperms.specified, fp, sizeof(u8));
if (rc) {
- printk(KERN_ERR "SELinux: avtab: truncated entry\n");
+ pr_err("SELinux: avtab: truncated entry\n");
return rc;
}
rc = next_entry(&xperms.driver, fp, sizeof(u8));
if (rc) {
- printk(KERN_ERR "SELinux: avtab: truncated entry\n");
+ pr_err("SELinux: avtab: truncated entry\n");
return rc;
}
rc = next_entry(buf32, fp, sizeof(u32)*ARRAY_SIZE(xperms.perms.p));
if (rc) {
- printk(KERN_ERR "SELinux: avtab: truncated entry\n");
+ pr_err("SELinux: avtab: truncated entry\n");
return rc;
}
for (i = 0; i < ARRAY_SIZE(xperms.perms.p); i++)
@@ -534,14 +535,14 @@ int avtab_read_item(struct avtab *a, void *fp, struct policydb *pol,
} else {
rc = next_entry(buf32, fp, sizeof(u32));
if (rc) {
- printk(KERN_ERR "SELinux: avtab: truncated entry\n");
+ pr_err("SELinux: avtab: truncated entry\n");
return rc;
}
datum.u.data = le32_to_cpu(*buf32);
}
if ((key.specified & AVTAB_TYPE) &&
!policydb_type_isvalid(pol, datum.u.data)) {
- printk(KERN_ERR "SELinux: avtab: invalid type\n");
+ pr_err("SELinux: avtab: invalid type\n");
return -EINVAL;
}
return insertf(a, &key, &datum, p);
@@ -562,12 +563,12 @@ int avtab_read(struct avtab *a, void *fp, struct policydb *pol)
rc = next_entry(buf, fp, sizeof(u32));
if (rc < 0) {
- printk(KERN_ERR "SELinux: avtab: truncated table\n");
+ pr_err("SELinux: avtab: truncated table\n");
goto bad;
}
nel = le32_to_cpu(buf[0]);
if (!nel) {
- printk(KERN_ERR "SELinux: avtab: table is empty\n");
+ pr_err("SELinux: avtab: table is empty\n");
rc = -EINVAL;
goto bad;
}
@@ -580,9 +581,9 @@ int avtab_read(struct avtab *a, void *fp, struct policydb *pol)
rc = avtab_read_item(a, fp, pol, avtab_insertf, NULL);
if (rc) {
if (rc == -ENOMEM)
- printk(KERN_ERR "SELinux: avtab: out of memory\n");
+ pr_err("SELinux: avtab: out of memory\n");
else if (rc == -EEXIST)
- printk(KERN_ERR "SELinux: avtab: duplicate entry\n");
+ pr_err("SELinux: avtab: duplicate entry\n");
goto bad;
}
diff --git a/security/selinux/ss/conditional.c b/security/selinux/ss/conditional.c
index c91543a617ac..f49e522e932d 100644
--- a/security/selinux/ss/conditional.c
+++ b/security/selinux/ss/conditional.c
@@ -96,7 +96,7 @@ int evaluate_cond_node(struct policydb *p, struct cond_node *node)
if (new_state != node->cur_state) {
node->cur_state = new_state;
if (new_state == -1)
- printk(KERN_ERR "SELinux: expression result was undefined - disabling all rules.\n");
+ pr_err("SELinux: expression result was undefined - disabling all rules.\n");
/* turn the rules on or off */
for (cur = node->true_list; cur; cur = cur->next) {
if (new_state <= 0)
@@ -287,7 +287,7 @@ static int cond_insertf(struct avtab *a, struct avtab_key *k, struct avtab_datum
*/
if (k->specified & AVTAB_TYPE) {
if (avtab_search(&p->te_avtab, k)) {
- printk(KERN_ERR "SELinux: type rule already exists outside of a conditional.\n");
+ pr_err("SELinux: type rule already exists outside of a conditional.\n");
goto err;
}
/*
@@ -302,7 +302,7 @@ static int cond_insertf(struct avtab *a, struct avtab_key *k, struct avtab_datum
node_ptr = avtab_search_node(&p->te_cond_avtab, k);
if (node_ptr) {
if (avtab_search_node_next(node_ptr, k->specified)) {
- printk(KERN_ERR "SELinux: too many conflicting type rules.\n");
+ pr_err("SELinux: too many conflicting type rules.\n");
goto err;
}
found = 0;
@@ -313,13 +313,13 @@ static int cond_insertf(struct avtab *a, struct avtab_key *k, struct avtab_datum
}
}
if (!found) {
- printk(KERN_ERR "SELinux: conflicting type rules.\n");
+ pr_err("SELinux: conflicting type rules.\n");
goto err;
}
}
} else {
if (avtab_search(&p->te_cond_avtab, k)) {
- printk(KERN_ERR "SELinux: conflicting type rules when adding type rule for true.\n");
+ pr_err("SELinux: conflicting type rules when adding type rule for true.\n");
goto err;
}
}
@@ -327,7 +327,7 @@ static int cond_insertf(struct avtab *a, struct avtab_key *k, struct avtab_datum
node_ptr = avtab_insert_nonunique(&p->te_cond_avtab, k, d);
if (!node_ptr) {
- printk(KERN_ERR "SELinux: could not insert rule.\n");
+ pr_err("SELinux: could not insert rule.\n");
rc = -ENOMEM;
goto err;
}
@@ -387,12 +387,12 @@ static int cond_read_av_list(struct policydb *p, void *fp, struct cond_av_list *
static int expr_isvalid(struct policydb *p, struct cond_expr *expr)
{
if (expr->expr_type <= 0 || expr->expr_type > COND_LAST) {
- printk(KERN_ERR "SELinux: conditional expressions uses unknown operator.\n");
+ pr_err("SELinux: conditional expressions uses unknown operator.\n");
return 0;
}
if (expr->bool > p->p_bools.nprim) {
- printk(KERN_ERR "SELinux: conditional expressions uses unknown bool.\n");
+ pr_err("SELinux: conditional expressions uses unknown bool.\n");
return 0;
}
return 1;
diff --git a/security/selinux/ss/ebitmap.c b/security/selinux/ss/ebitmap.c
index 5ae8c61b75bf..8f624f80055b 100644
--- a/security/selinux/ss/ebitmap.c
+++ b/security/selinux/ss/ebitmap.c
@@ -362,7 +362,7 @@ int ebitmap_read(struct ebitmap *e, void *fp)
count = le32_to_cpu(buf[2]);
if (mapunit != BITS_PER_U64) {
- printk(KERN_ERR "SELinux: ebitmap: map size %u does not "
+ pr_err("SELinux: ebitmap: map size %u does not "
"match my size %zd (high bit was %d)\n",
mapunit, BITS_PER_U64, e->highbit);
goto bad;
@@ -383,19 +383,19 @@ int ebitmap_read(struct ebitmap *e, void *fp)
for (i = 0; i < count; i++) {
rc = next_entry(&startbit, fp, sizeof(u32));
if (rc < 0) {
- printk(KERN_ERR "SELinux: ebitmap: truncated map\n");
+ pr_err("SELinux: ebitmap: truncated map\n");
goto bad;
}
startbit = le32_to_cpu(startbit);
if (startbit & (mapunit - 1)) {
- printk(KERN_ERR "SELinux: ebitmap start bit (%d) is "
+ pr_err("SELinux: ebitmap start bit (%d) is "
"not a multiple of the map unit size (%u)\n",
startbit, mapunit);
goto bad;
}
if (startbit > e->highbit - mapunit) {
- printk(KERN_ERR "SELinux: ebitmap start bit (%d) is "
+ pr_err("SELinux: ebitmap start bit (%d) is "
"beyond the end of the bitmap (%u)\n",
startbit, (e->highbit - mapunit));
goto bad;
@@ -405,8 +405,7 @@ int ebitmap_read(struct ebitmap *e, void *fp)
struct ebitmap_node *tmp;
tmp = kmem_cache_zalloc(ebitmap_node_cachep, GFP_KERNEL);
if (!tmp) {
- printk(KERN_ERR
- "SELinux: ebitmap: out of memory\n");
+ pr_err("SELinux: ebitmap: out of memory\n");
rc = -ENOMEM;
goto bad;
}
@@ -418,7 +417,7 @@ int ebitmap_read(struct ebitmap *e, void *fp)
e->node = tmp;
n = tmp;
} else if (startbit <= n->startbit) {
- printk(KERN_ERR "SELinux: ebitmap: start bit %d"
+ pr_err("SELinux: ebitmap: start bit %d"
" comes after start bit %d\n",
startbit, n->startbit);
goto bad;
@@ -426,7 +425,7 @@ int ebitmap_read(struct ebitmap *e, void *fp)
rc = next_entry(&map, fp, sizeof(u64));
if (rc < 0) {
- printk(KERN_ERR "SELinux: ebitmap: truncated map\n");
+ pr_err("SELinux: ebitmap: truncated map\n");
goto bad;
}
map = le64_to_cpu(map);
diff --git a/security/selinux/ss/policydb.c b/security/selinux/ss/policydb.c
index 6e8c8056d7ad..e9394e7adc84 100644
--- a/security/selinux/ss/policydb.c
+++ b/security/selinux/ss/policydb.c
@@ -504,7 +504,7 @@ static void hash_eval(struct hashtab *h, const char *hash_name)
struct hashtab_info info;
hashtab_stat(h, &info);
- printk(KERN_DEBUG "SELinux: %s: %d entries and %d/%d buckets used, "
+ pr_debug("SELinux: %s: %d entries and %d/%d buckets used, "
"longest chain length %d\n", hash_name, h->nel,
info.slots_used, h->size, info.max_chain_len);
}
@@ -533,15 +533,17 @@ static int policydb_index(struct policydb *p)
{
int i, rc;
- printk(KERN_DEBUG "SELinux: %d users, %d roles, %d types, %d bools",
- p->p_users.nprim, p->p_roles.nprim, p->p_types.nprim, p->p_bools.nprim);
if (p->mls_enabled)
- printk(KERN_CONT ", %d sens, %d cats", p->p_levels.nprim,
- p->p_cats.nprim);
- printk(KERN_CONT "\n");
+ pr_debug("SELinux: %d users, %d roles, %d types, %d bools, %d sens, %d cats\n",
+ p->p_users.nprim, p->p_roles.nprim, p->p_types.nprim,
+ p->p_bools.nprim, p->p_levels.nprim, p->p_cats.nprim);
+ else
+ pr_debug("SELinux: %d users, %d roles, %d types, %d bools\n",
+ p->p_users.nprim, p->p_roles.nprim, p->p_types.nprim,
+ p->p_bools.nprim);
- printk(KERN_DEBUG "SELinux: %d classes, %d rules\n",
- p->p_classes.nprim, p->te_avtab.nel);
+ pr_debug("SELinux: %d classes, %d rules\n",
+ p->p_classes.nprim, p->te_avtab.nel);
#ifdef DEBUG_HASHES
avtab_hash_eval(&p->te_avtab, "rules");
@@ -897,7 +899,7 @@ int policydb_load_isids(struct policydb *p, struct sidtab *s)
rc = sidtab_init(s);
if (rc) {
- printk(KERN_ERR "SELinux: out of memory on SID table init\n");
+ pr_err("SELinux: out of memory on SID table init\n");
goto out;
}
@@ -905,14 +907,14 @@ int policydb_load_isids(struct policydb *p, struct sidtab *s)
for (c = head; c; c = c->next) {
rc = -EINVAL;
if (!c->context[0].user) {
- printk(KERN_ERR "SELinux: SID %s was never defined.\n",
+ pr_err("SELinux: SID %s was never defined.\n",
c->u.name);
goto out;
}
rc = sidtab_insert(s, c->sid[0], &c->context[0]);
if (rc) {
- printk(KERN_ERR "SELinux: unable to load initial SID %s.\n",
+ pr_err("SELinux: unable to load initial SID %s.\n",
c->u.name);
goto out;
}
@@ -1005,13 +1007,13 @@ static int mls_read_range_helper(struct mls_range *r, void *fp)
rc = -EINVAL;
items = le32_to_cpu(buf[0]);
if (items > ARRAY_SIZE(buf)) {
- printk(KERN_ERR "SELinux: mls: range overflow\n");
+ pr_err("SELinux: mls: range overflow\n");
goto out;
}
rc = next_entry(buf, fp, sizeof(u32) * items);
if (rc) {
- printk(KERN_ERR "SELinux: mls: truncated range\n");
+ pr_err("SELinux: mls: truncated range\n");
goto out;
}
@@ -1023,19 +1025,19 @@ static int mls_read_range_helper(struct mls_range *r, void *fp)
rc = ebitmap_read(&r->level[0].cat, fp);
if (rc) {
- printk(KERN_ERR "SELinux: mls: error reading low categories\n");
+ pr_err("SELinux: mls: error reading low categories\n");
goto out;
}
if (items > 1) {
rc = ebitmap_read(&r->level[1].cat, fp);
if (rc) {
- printk(KERN_ERR "SELinux: mls: error reading high categories\n");
+ pr_err("SELinux: mls: error reading high categories\n");
goto bad_high;
}
} else {
rc = ebitmap_cpy(&r->level[1].cat, &r->level[0].cat);
if (rc) {
- printk(KERN_ERR "SELinux: mls: out of memory\n");
+ pr_err("SELinux: mls: out of memory\n");
goto bad_high;
}
}
@@ -1060,7 +1062,7 @@ static int context_read_and_validate(struct context *c,
rc = next_entry(buf, fp, sizeof buf);
if (rc) {
- printk(KERN_ERR "SELinux: context truncated\n");
+ pr_err("SELinux: context truncated\n");
goto out;
}
c->user = le32_to_cpu(buf[0]);
@@ -1069,14 +1071,14 @@ static int context_read_and_validate(struct context *c,
if (p->policyvers >= POLICYDB_VERSION_MLS) {
rc = mls_read_range_helper(&c->range, fp);
if (rc) {
- printk(KERN_ERR "SELinux: error reading MLS range of context\n");
+ pr_err("SELinux: error reading MLS range of context\n");
goto out;
}
}
rc = -EINVAL;
if (!policydb_context_isvalid(p, c)) {
- printk(KERN_ERR "SELinux: invalid security context\n");
+ pr_err("SELinux: invalid security context\n");
context_destroy(c);
goto out;
}
@@ -1352,7 +1354,8 @@ static int class_read(struct policydb *p, struct hashtab *h, void *fp)
rc = -EINVAL;
cladatum->comdatum = hashtab_search(p->p_commons.table, cladatum->comkey);
if (!cladatum->comdatum) {
- printk(KERN_ERR "SELinux: unknown common %s\n", cladatum->comkey);
+ pr_err("SELinux: unknown common %s\n",
+ cladatum->comkey);
goto bad;
}
}
@@ -1444,7 +1447,7 @@ static int role_read(struct policydb *p, struct hashtab *h, void *fp)
if (strcmp(key, OBJECT_R) == 0) {
rc = -EINVAL;
if (role->value != OBJECT_R_VAL) {
- printk(KERN_ERR "SELinux: Role %s has wrong value %d\n",
+ pr_err("SELinux: Role %s has wrong value %d\n",
OBJECT_R, role->value);
goto bad;
}
@@ -1522,14 +1525,14 @@ static int mls_read_level(struct mls_level *lp, void *fp)
rc = next_entry(buf, fp, sizeof buf);
if (rc) {
- printk(KERN_ERR "SELinux: mls: truncated level\n");
+ pr_err("SELinux: mls: truncated level\n");
return rc;
}
lp->sens = le32_to_cpu(buf[0]);
rc = ebitmap_read(&lp->cat, fp);
if (rc) {
- printk(KERN_ERR "SELinux: mls: error reading level categories\n");
+ pr_err("SELinux: mls: error reading level categories\n");
return rc;
}
return 0;
@@ -1683,7 +1686,7 @@ static int user_bounds_sanity_check(void *key, void *datum, void *datap)
unsigned long bit;
if (++depth == POLICYDB_BOUNDS_MAXDEPTH) {
- printk(KERN_ERR "SELinux: user %s: "
+ pr_err("SELinux: user %s: "
"too deep or looped boundary",
(char *) key);
return -EINVAL;
@@ -1694,8 +1697,7 @@ static int user_bounds_sanity_check(void *key, void *datum, void *datap)
if (ebitmap_get_bit(&upper->roles, bit))
continue;
- printk(KERN_ERR
- "SELinux: boundary violated policy: "
+ pr_err("SELinux: boundary violated policy: "
"user=%s role=%s bounds=%s\n",
sym_name(p, SYM_USERS, user->value - 1),
sym_name(p, SYM_ROLES, bit),
@@ -1720,7 +1722,7 @@ static int role_bounds_sanity_check(void *key, void *datum, void *datap)
unsigned long bit;
if (++depth == POLICYDB_BOUNDS_MAXDEPTH) {
- printk(KERN_ERR "SELinux: role %s: "
+ pr_err("SELinux: role %s: "
"too deep or looped bounds\n",
(char *) key);
return -EINVAL;
@@ -1731,8 +1733,7 @@ static int role_bounds_sanity_check(void *key, void *datum, void *datap)
if (ebitmap_get_bit(&upper->types, bit))
continue;
- printk(KERN_ERR
- "SELinux: boundary violated policy: "
+ pr_err("SELinux: boundary violated policy: "
"role=%s type=%s bounds=%s\n",
sym_name(p, SYM_ROLES, role->value - 1),
sym_name(p, SYM_TYPES, bit),
@@ -1754,7 +1755,7 @@ static int type_bounds_sanity_check(void *key, void *datum, void *datap)
upper = datum;
while (upper->bounds) {
if (++depth == POLICYDB_BOUNDS_MAXDEPTH) {
- printk(KERN_ERR "SELinux: type %s: "
+ pr_err("SELinux: type %s: "
"too deep or looped boundary\n",
(char *) key);
return -EINVAL;
@@ -1765,7 +1766,7 @@ static int type_bounds_sanity_check(void *key, void *datum, void *datap)
BUG_ON(!upper);
if (upper->attribute) {
- printk(KERN_ERR "SELinux: type %s: "
+ pr_err("SELinux: type %s: "
"bounded by attribute %s",
(char *) key,
sym_name(p, SYM_TYPES, upper->value - 1));
@@ -1888,7 +1889,7 @@ static int range_read(struct policydb *p, void *fp)
rc = -EINVAL;
if (!mls_range_isvalid(p, r)) {
- printk(KERN_WARNING "SELinux: rangetrans: invalid range\n");
+ pr_warn("SELinux: rangetrans: invalid range\n");
goto out;
}
@@ -2023,7 +2024,7 @@ static int genfs_read(struct policydb *p, void *fp)
genfs_p = genfs, genfs = genfs->next) {
rc = -EINVAL;
if (strcmp(newgenfs->fstype, genfs->fstype) == 0) {
- printk(KERN_ERR "SELinux: dup genfs fstype %s\n",
+ pr_err("SELinux: dup genfs fstype %s\n",
newgenfs->fstype);
goto out;
}
@@ -2073,7 +2074,7 @@ static int genfs_read(struct policydb *p, void *fp)
if (!strcmp(newc->u.name, c->u.name) &&
(!c->v.sclass || !newc->v.sclass ||
newc->v.sclass == c->v.sclass)) {
- printk(KERN_ERR "SELinux: dup genfs entry (%s,%s)\n",
+ pr_err("SELinux: dup genfs entry (%s,%s)\n",
genfs->fstype, c->u.name);
goto out;
}
@@ -2295,7 +2296,7 @@ int policydb_read(struct policydb *p, void *fp)
rc = -EINVAL;
if (le32_to_cpu(buf[0]) != POLICYDB_MAGIC) {
- printk(KERN_ERR "SELinux: policydb magic number 0x%x does "
+ pr_err("SELinux: policydb magic number 0x%x does "
"not match expected magic number 0x%x\n",
le32_to_cpu(buf[0]), POLICYDB_MAGIC);
goto bad;
@@ -2304,7 +2305,7 @@ int policydb_read(struct policydb *p, void *fp)
rc = -EINVAL;
len = le32_to_cpu(buf[1]);
if (len != strlen(POLICYDB_STRING)) {
- printk(KERN_ERR "SELinux: policydb string length %d does not "
+ pr_err("SELinux: policydb string length %d does not "
"match expected length %zu\n",
len, strlen(POLICYDB_STRING));
goto bad;
@@ -2313,14 +2314,14 @@ int policydb_read(struct policydb *p, void *fp)
rc = -ENOMEM;
policydb_str = kmalloc(len + 1, GFP_KERNEL);
if (!policydb_str) {
- printk(KERN_ERR "SELinux: unable to allocate memory for policydb "
+ pr_err("SELinux: unable to allocate memory for policydb "
"string of length %d\n", len);
goto bad;
}
rc = next_entry(policydb_str, fp, len);
if (rc) {
- printk(KERN_ERR "SELinux: truncated policydb string identifier\n");
+ pr_err("SELinux: truncated policydb string identifier\n");
kfree(policydb_str);
goto bad;
}
@@ -2328,7 +2329,7 @@ int policydb_read(struct policydb *p, void *fp)
rc = -EINVAL;
policydb_str[len] = '\0';
if (strcmp(policydb_str, POLICYDB_STRING)) {
- printk(KERN_ERR "SELinux: policydb string %s does not match "
+ pr_err("SELinux: policydb string %s does not match "
"my string %s\n", policydb_str, POLICYDB_STRING);
kfree(policydb_str);
goto bad;
@@ -2346,7 +2347,7 @@ int policydb_read(struct policydb *p, void *fp)
p->policyvers = le32_to_cpu(buf[0]);
if (p->policyvers < POLICYDB_VERSION_MIN ||
p->policyvers > POLICYDB_VERSION_MAX) {
- printk(KERN_ERR "SELinux: policydb version %d does not match "
+ pr_err("SELinux: policydb version %d does not match "
"my version range %d-%d\n",
le32_to_cpu(buf[0]), POLICYDB_VERSION_MIN, POLICYDB_VERSION_MAX);
goto bad;
@@ -2357,7 +2358,7 @@ int policydb_read(struct policydb *p, void *fp)
rc = -EINVAL;
if (p->policyvers < POLICYDB_VERSION_MLS) {
- printk(KERN_ERR "SELinux: security policydb version %d "
+ pr_err("SELinux: security policydb version %d "
"(MLS) not backwards compatible\n",
p->policyvers);
goto bad;
@@ -2381,7 +2382,7 @@ int policydb_read(struct policydb *p, void *fp)
rc = -EINVAL;
info = policydb_lookup_compat(p->policyvers);
if (!info) {
- printk(KERN_ERR "SELinux: unable to find policy compat info "
+ pr_err("SELinux: unable to find policy compat info "
"for version %d\n", p->policyvers);
goto bad;
}
@@ -2389,7 +2390,7 @@ int policydb_read(struct policydb *p, void *fp)
rc = -EINVAL;
if (le32_to_cpu(buf[2]) != info->sym_num ||
le32_to_cpu(buf[3]) != info->ocon_num) {
- printk(KERN_ERR "SELinux: policydb table sizes (%d,%d) do "
+ pr_err("SELinux: policydb table sizes (%d,%d) do "
"not match mine (%d,%d)\n", le32_to_cpu(buf[2]),
le32_to_cpu(buf[3]),
info->sym_num, info->ocon_num);
@@ -3417,7 +3418,7 @@ int policydb_write(struct policydb *p, void *fp)
* careful if you ever try to remove this restriction
*/
if (p->policyvers < POLICYDB_VERSION_AVTAB) {
- printk(KERN_ERR "SELinux: refusing to write policy version %d."
+ pr_err("SELinux: refusing to write policy version %d."
" Because it is less than version %d\n", p->policyvers,
POLICYDB_VERSION_AVTAB);
return -EINVAL;
@@ -3446,7 +3447,7 @@ int policydb_write(struct policydb *p, void *fp)
/* Write the version, config, and table sizes. */
info = policydb_lookup_compat(p->policyvers);
if (!info) {
- printk(KERN_ERR "SELinux: compatibility lookup failed for policy "
+ pr_err("SELinux: compatibility lookup failed for policy "
"version %d", p->policyvers);
return -EINVAL;
}
diff --git a/security/selinux/ss/services.c b/security/selinux/ss/services.c
index dd2ceec06fef..f3def298a90e 100644
--- a/security/selinux/ss/services.c
+++ b/security/selinux/ss/services.c
@@ -136,8 +136,7 @@ static int selinux_set_mapping(struct policydb *pol,
p_out->value = string_to_security_class(pol, p_in->name);
if (!p_out->value) {
- printk(KERN_INFO
- "SELinux: Class %s not defined in policy.\n",
+ pr_info("SELinux: Class %s not defined in policy.\n",
p_in->name);
if (pol->reject_unknown)
goto err;
@@ -156,8 +155,7 @@ static int selinux_set_mapping(struct policydb *pol,
p_out->perms[k] = string_to_av_perm(pol, p_out->value,
p_in->perms[k]);
if (!p_out->perms[k]) {
- printk(KERN_INFO
- "SELinux: Permission %s in class %s not defined in policy.\n",
+ pr_info("SELinux: Permission %s in class %s not defined in policy.\n",
p_in->perms[k], p_in->name);
if (pol->reject_unknown)
goto err;
@@ -170,7 +168,7 @@ static int selinux_set_mapping(struct policydb *pol,
}
if (print_unknown_handle)
- printk(KERN_INFO "SELinux: the above unknown classes and permissions will be %s\n",
+ pr_info("SELinux: the above unknown classes and permissions will be %s\n",
pol->allow_unknown ? "allowed" : "denied");
out_map->size = i;
@@ -644,7 +642,7 @@ static void context_struct_compute_av(struct policydb *policydb,
if (unlikely(!tclass || tclass > policydb->p_classes.nprim)) {
if (printk_ratelimit())
- printk(KERN_WARNING "SELinux: Invalid class %hu\n", tclass);
+ pr_warn("SELinux: Invalid class %hu\n", tclass);
return;
}
@@ -793,7 +791,7 @@ static int security_compute_validatetrans(struct selinux_state *state,
ocontext = sidtab_search(sidtab, oldsid);
if (!ocontext) {
- printk(KERN_ERR "SELinux: %s: unrecognized SID %d\n",
+ pr_err("SELinux: %s: unrecognized SID %d\n",
__func__, oldsid);
rc = -EINVAL;
goto out;
@@ -801,7 +799,7 @@ static int security_compute_validatetrans(struct selinux_state *state,
ncontext = sidtab_search(sidtab, newsid);
if (!ncontext) {
- printk(KERN_ERR "SELinux: %s: unrecognized SID %d\n",
+ pr_err("SELinux: %s: unrecognized SID %d\n",
__func__, newsid);
rc = -EINVAL;
goto out;
@@ -809,7 +807,7 @@ static int security_compute_validatetrans(struct selinux_state *state,
tcontext = sidtab_search(sidtab, tasksid);
if (!tcontext) {
- printk(KERN_ERR "SELinux: %s: unrecognized SID %d\n",
+ pr_err("SELinux: %s: unrecognized SID %d\n",
__func__, tasksid);
rc = -EINVAL;
goto out;
@@ -883,7 +881,7 @@ int security_bounded_transition(struct selinux_state *state,
rc = -EINVAL;
old_context = sidtab_search(sidtab, old_sid);
if (!old_context) {
- printk(KERN_ERR "SELinux: %s: unrecognized SID %u\n",
+ pr_err("SELinux: %s: unrecognized SID %u\n",
__func__, old_sid);
goto out;
}
@@ -891,7 +889,7 @@ int security_bounded_transition(struct selinux_state *state,
rc = -EINVAL;
new_context = sidtab_search(sidtab, new_sid);
if (!new_context) {
- printk(KERN_ERR "SELinux: %s: unrecognized SID %u\n",
+ pr_err("SELinux: %s: unrecognized SID %u\n",
__func__, new_sid);
goto out;
}
@@ -1040,14 +1038,14 @@ void security_compute_xperms_decision(struct selinux_state *state,
scontext = sidtab_search(sidtab, ssid);
if (!scontext) {
- printk(KERN_ERR "SELinux: %s: unrecognized SID %d\n",
+ pr_err("SELinux: %s: unrecognized SID %d\n",
__func__, ssid);
goto out;
}
tcontext = sidtab_search(sidtab, tsid);
if (!tcontext) {
- printk(KERN_ERR "SELinux: %s: unrecognized SID %d\n",
+ pr_err("SELinux: %s: unrecognized SID %d\n",
__func__, tsid);
goto out;
}
@@ -1129,7 +1127,7 @@ void security_compute_av(struct selinux_state *state,
scontext = sidtab_search(sidtab, ssid);
if (!scontext) {
- printk(KERN_ERR "SELinux: %s: unrecognized SID %d\n",
+ pr_err("SELinux: %s: unrecognized SID %d\n",
__func__, ssid);
goto out;
}
@@ -1140,7 +1138,7 @@ void security_compute_av(struct selinux_state *state,
tcontext = sidtab_search(sidtab, tsid);
if (!tcontext) {
- printk(KERN_ERR "SELinux: %s: unrecognized SID %d\n",
+ pr_err("SELinux: %s: unrecognized SID %d\n",
__func__, tsid);
goto out;
}
@@ -1183,7 +1181,7 @@ void security_compute_av_user(struct selinux_state *state,
scontext = sidtab_search(sidtab, ssid);
if (!scontext) {
- printk(KERN_ERR "SELinux: %s: unrecognized SID %d\n",
+ pr_err("SELinux: %s: unrecognized SID %d\n",
__func__, ssid);
goto out;
}
@@ -1194,7 +1192,7 @@ void security_compute_av_user(struct selinux_state *state,
tcontext = sidtab_search(sidtab, tsid);
if (!tcontext) {
- printk(KERN_ERR "SELinux: %s: unrecognized SID %d\n",
+ pr_err("SELinux: %s: unrecognized SID %d\n",
__func__, tsid);
goto out;
}
@@ -1310,7 +1308,7 @@ static int security_sid_to_context_core(struct selinux_state *state,
*scontext = scontextp;
goto out;
}
- printk(KERN_ERR "SELinux: %s: called before initial "
+ pr_err("SELinux: %s: called before initial "
"load_policy on unknown SID %d\n", __func__, sid);
rc = -EINVAL;
goto out;
@@ -1323,7 +1321,7 @@ static int security_sid_to_context_core(struct selinux_state *state,
else
context = sidtab_search(sidtab, sid);
if (!context) {
- printk(KERN_ERR "SELinux: %s: unrecognized SID %d\n",
+ pr_err("SELinux: %s: unrecognized SID %d\n",
__func__, sid);
rc = -EINVAL;
goto out_unlock;
@@ -1678,14 +1676,14 @@ static int security_compute_sid(struct selinux_state *state,
scontext = sidtab_search(sidtab, ssid);
if (!scontext) {
- printk(KERN_ERR "SELinux: %s: unrecognized SID %d\n",
+ pr_err("SELinux: %s: unrecognized SID %d\n",
__func__, ssid);
rc = -EINVAL;
goto out_unlock;
}
tcontext = sidtab_search(sidtab, tsid);
if (!tcontext) {
- printk(KERN_ERR "SELinux: %s: unrecognized SID %d\n",
+ pr_err("SELinux: %s: unrecognized SID %d\n",
__func__, tsid);
rc = -EINVAL;
goto out_unlock;
@@ -1911,7 +1909,8 @@ static inline int convert_context_handle_invalid_context(
return -EINVAL;
if (!context_struct_to_string(policydb, context, &s, &len)) {
- printk(KERN_WARNING "SELinux: Context %s would be invalid if enforcing\n", s);
+ pr_warn("SELinux: Context %s would be invalid if enforcing\n",
+ s);
kfree(s);
}
return 0;
@@ -1962,7 +1961,7 @@ static int convert_context(u32 key,
c->len, &ctx, SECSID_NULL);
kfree(s);
if (!rc) {
- printk(KERN_INFO "SELinux: Context %s became valid (mapped).\n",
+ pr_info("SELinux: Context %s became valid (mapped).\n",
c->str);
/* Replace string with mapped representation. */
kfree(c->str);
@@ -1974,7 +1973,7 @@ static int convert_context(u32 key,
goto out;
} else {
/* Other error condition, e.g. ENOMEM. */
- printk(KERN_ERR "SELinux: Unable to map context %s, rc = %d.\n",
+ pr_err("SELinux: Unable to map context %s, rc = %d.\n",
c->str, -rc);
goto out;
}
@@ -2033,7 +2032,7 @@ static int convert_context(u32 key,
oc = oc->next;
rc = -EINVAL;
if (!oc) {
- printk(KERN_ERR "SELinux: unable to look up"
+ pr_err("SELinux: unable to look up"
" the initial SIDs list\n");
goto bad;
}
@@ -2065,7 +2064,7 @@ bad:
context_destroy(c);
c->str = s;
c->len = len;
- printk(KERN_INFO "SELinux: Context %s became invalid (unmapped).\n",
+ pr_info("SELinux: Context %s became invalid (unmapped).\n",
c->str);
rc = 0;
goto out;
@@ -2170,13 +2169,13 @@ int security_load_policy(struct selinux_state *state, void *data, size_t len)
newpolicydb->len = len;
/* If switching between different policy types, log MLS status */
if (policydb->mls_enabled && !newpolicydb->mls_enabled)
- printk(KERN_INFO "SELinux: Disabling MLS support...\n");
+ pr_info("SELinux: Disabling MLS support...\n");
else if (!policydb->mls_enabled && newpolicydb->mls_enabled)
- printk(KERN_INFO "SELinux: Enabling MLS support...\n");
+ pr_info("SELinux: Enabling MLS support...\n");
rc = policydb_load_isids(newpolicydb, &newsidtab);
if (rc) {
- printk(KERN_ERR "SELinux: unable to load the initial SIDs\n");
+ pr_err("SELinux: unable to load the initial SIDs\n");
policydb_destroy(newpolicydb);
goto out;
}
@@ -2187,7 +2186,7 @@ int security_load_policy(struct selinux_state *state, void *data, size_t len)
rc = security_preserve_bools(state, newpolicydb);
if (rc) {
- printk(KERN_ERR "SELinux: unable to preserve booleans\n");
+ pr_err("SELinux: unable to preserve booleans\n");
goto err;
}
@@ -2207,7 +2206,7 @@ int security_load_policy(struct selinux_state *state, void *data, size_t len)
args.newp = newpolicydb;
rc = sidtab_map(&newsidtab, convert_context, &args);
if (rc) {
- printk(KERN_ERR "SELinux: unable to convert the internal"
+ pr_err("SELinux: unable to convert the internal"
" representation of contexts in the new SID"
" table\n");
goto err;
@@ -2999,7 +2998,7 @@ int security_sid_mls_copy(struct selinux_state *state,
rc = -EINVAL;
context1 = sidtab_search(sidtab, sid);
if (!context1) {
- printk(KERN_ERR "SELinux: %s: unrecognized SID %d\n",
+ pr_err("SELinux: %s: unrecognized SID %d\n",
__func__, sid);
goto out_unlock;
}
@@ -3007,7 +3006,7 @@ int security_sid_mls_copy(struct selinux_state *state,
rc = -EINVAL;
context2 = sidtab_search(sidtab, mls_sid);
if (!context2) {
- printk(KERN_ERR "SELinux: %s: unrecognized SID %d\n",
+ pr_err("SELinux: %s: unrecognized SID %d\n",
__func__, mls_sid);
goto out_unlock;
}
@@ -3104,14 +3103,14 @@ int security_net_peersid_resolve(struct selinux_state *state,
rc = -EINVAL;
nlbl_ctx = sidtab_search(sidtab, nlbl_sid);
if (!nlbl_ctx) {
- printk(KERN_ERR "SELinux: %s: unrecognized SID %d\n",
+ pr_err("SELinux: %s: unrecognized SID %d\n",
__func__, nlbl_sid);
goto out;
}
rc = -EINVAL;
xfrm_ctx = sidtab_search(sidtab, xfrm_sid);
if (!xfrm_ctx) {
- printk(KERN_ERR "SELinux: %s: unrecognized SID %d\n",
+ pr_err("SELinux: %s: unrecognized SID %d\n",
__func__, xfrm_sid);
goto out;
}
@@ -3202,7 +3201,7 @@ int security_get_permissions(struct selinux_state *state,
rc = -EINVAL;
match = hashtab_search(policydb->p_classes.table, class);
if (!match) {
- printk(KERN_ERR "SELinux: %s: unrecognized class %s\n",
+ pr_err("SELinux: %s: unrecognized class %s\n",
__func__, class);
goto out;
}
diff --git a/security/selinux/ss/sidtab.c b/security/selinux/ss/sidtab.c
index 5be31b7af225..fd75a12fa8fc 100644
--- a/security/selinux/ss/sidtab.c
+++ b/security/selinux/ss/sidtab.c
@@ -214,8 +214,7 @@ int sidtab_context_to_sid(struct sidtab *s,
}
sid = s->next_sid++;
if (context->len)
- printk(KERN_INFO
- "SELinux: Context %s is not valid (left unmapped).\n",
+ pr_info("SELinux: Context %s is not valid (left unmapped).\n",
context->str);
ret = sidtab_insert(s, sid, context);
if (ret)
@@ -253,7 +252,7 @@ void sidtab_hash_eval(struct sidtab *h, char *tag)
}
}
- printk(KERN_DEBUG "%s: %d entries and %d/%d buckets used, longest "
+ pr_debug("%s: %d entries and %d/%d buckets used, longest "
"chain length %d\n", tag, h->nel, slots_used, SIDTAB_SIZE,
max_chain_len);
}
diff --git a/security/smack/smack_lsm.c b/security/smack/smack_lsm.c
index 7ad226018f51..340fc30ad85d 100644
--- a/security/smack/smack_lsm.c
+++ b/security/smack/smack_lsm.c
@@ -28,6 +28,7 @@
#include <linux/tcp.h>
#include <linux/udp.h>
#include <linux/dccp.h>
+#include <linux/icmpv6.h>
#include <linux/slab.h>
#include <linux/mutex.h>
#include <linux/pipe_fs_i.h>
@@ -1927,9 +1928,9 @@ static int smack_file_receive(struct file *file)
*
* Returns 0
*/
-static int smack_file_open(struct file *file, const struct cred *cred)
+static int smack_file_open(struct file *file)
{
- struct task_smack *tsp = cred->security;
+ struct task_smack *tsp = file->f_cred->security;
struct inode *inode = file_inode(file);
struct smk_audit_info ad;
int rc;
@@ -1937,7 +1938,7 @@ static int smack_file_open(struct file *file, const struct cred *cred)
smk_ad_init(&ad, __func__, LSM_AUDIT_DATA_PATH);
smk_ad_setfield_u_fs_path(&ad, file->f_path);
rc = smk_tskacc(tsp, smk_of_inode(inode), MAY_READ, &ad);
- rc = smk_bu_credfile(cred, file, MAY_READ, rc);
+ rc = smk_bu_credfile(file->f_cred, file, MAY_READ, rc);
return rc;
}
@@ -2296,6 +2297,7 @@ static void smack_task_to_inode(struct task_struct *p, struct inode *inode)
struct smack_known *skp = smk_of_task_struct(p);
isp->smk_inode = skp;
+ isp->smk_flags |= SMK_INODE_INSTANT;
}
/*
@@ -3895,6 +3897,7 @@ static int smk_skb_to_addr_ipv6(struct sk_buff *skb, struct sockaddr_in6 *sip)
sip->sin6_port = th->source;
break;
case IPPROTO_UDP:
+ case IPPROTO_UDPLITE:
uh = skb_header_pointer(skb, offset, sizeof(_udph), &_udph);
if (uh != NULL)
sip->sin6_port = uh->source;
@@ -3923,15 +3926,19 @@ static int smack_socket_sock_rcv_skb(struct sock *sk, struct sk_buff *skb)
struct smack_known *skp = NULL;
int rc = 0;
struct smk_audit_info ad;
+ u16 family = sk->sk_family;
#ifdef CONFIG_AUDIT
struct lsm_network_audit net;
#endif
#if IS_ENABLED(CONFIG_IPV6)
struct sockaddr_in6 sadd;
int proto;
+
+ if (family == PF_INET6 && skb->protocol == htons(ETH_P_IP))
+ family = PF_INET;
#endif /* CONFIG_IPV6 */
- switch (sk->sk_family) {
+ switch (family) {
case PF_INET:
#ifdef CONFIG_SECURITY_SMACK_NETFILTER
/*
@@ -3949,7 +3956,7 @@ static int smack_socket_sock_rcv_skb(struct sock *sk, struct sk_buff *skb)
*/
netlbl_secattr_init(&secattr);
- rc = netlbl_skbuff_getattr(skb, sk->sk_family, &secattr);
+ rc = netlbl_skbuff_getattr(skb, family, &secattr);
if (rc == 0)
skp = smack_from_secattr(&secattr, ssp);
else
@@ -3962,7 +3969,7 @@ access_check:
#endif
#ifdef CONFIG_AUDIT
smk_ad_init_net(&ad, __func__, LSM_AUDIT_DATA_NET, &net);
- ad.a.u.net->family = sk->sk_family;
+ ad.a.u.net->family = family;
ad.a.u.net->netif = skb->skb_iif;
ipv4_skb_to_auditdata(skb, &ad.a, NULL);
#endif
@@ -3976,12 +3983,13 @@ access_check:
rc = smk_bu_note("IPv4 delivery", skp, ssp->smk_in,
MAY_WRITE, rc);
if (rc != 0)
- netlbl_skbuff_err(skb, sk->sk_family, rc, 0);
+ netlbl_skbuff_err(skb, family, rc, 0);
break;
#if IS_ENABLED(CONFIG_IPV6)
case PF_INET6:
proto = smk_skb_to_addr_ipv6(skb, &sadd);
- if (proto != IPPROTO_UDP && proto != IPPROTO_TCP)
+ if (proto != IPPROTO_UDP && proto != IPPROTO_UDPLITE &&
+ proto != IPPROTO_TCP && proto != IPPROTO_DCCP)
break;
#ifdef SMACK_IPV6_SECMARK_LABELING
if (skb && skb->secmark != 0)
@@ -3992,7 +4000,7 @@ access_check:
skp = smack_net_ambient;
#ifdef CONFIG_AUDIT
smk_ad_init_net(&ad, __func__, LSM_AUDIT_DATA_NET, &net);
- ad.a.u.net->family = sk->sk_family;
+ ad.a.u.net->family = family;
ad.a.u.net->netif = skb->skb_iif;
ipv6_skb_to_auditdata(skb, &ad.a, NULL);
#endif /* CONFIG_AUDIT */
@@ -4003,6 +4011,9 @@ access_check:
#ifdef SMACK_IPV6_PORT_LABELING
rc = smk_ipv6_port_check(sk, &sadd, SMK_RECEIVING);
#endif /* SMACK_IPV6_PORT_LABELING */
+ if (rc != 0)
+ icmpv6_send(skb, ICMPV6_DEST_UNREACH,
+ ICMPV6_ADM_PROHIBITED, 0);
break;
#endif /* CONFIG_IPV6 */
}
diff --git a/security/tomoyo/Makefile b/security/tomoyo/Makefile
index b7c6a7ffc058..cca5a3012fee 100644
--- a/security/tomoyo/Makefile
+++ b/security/tomoyo/Makefile
@@ -4,7 +4,7 @@ obj-y = audit.o common.o condition.o domain.o environ.o file.o gc.o group.o load
targets += builtin-policy.h
define do_policy
echo "static char tomoyo_builtin_$(1)[] __initdata ="; \
-$(objtree)/scripts/basic/bin2c <$(firstword $(wildcard $(obj)/policy/$(1).conf $(srctree)/$(src)/policy/$(1).conf.default) /dev/null); \
+$(objtree)/scripts/bin2c <$(firstword $(wildcard $(obj)/policy/$(1).conf $(srctree)/$(src)/policy/$(1).conf.default) /dev/null); \
echo ";"
endef
quiet_cmd_policy = POLICY $@
diff --git a/security/tomoyo/tomoyo.c b/security/tomoyo/tomoyo.c
index 213b8c593668..9f932e2d6852 100644
--- a/security/tomoyo/tomoyo.c
+++ b/security/tomoyo/tomoyo.c
@@ -320,7 +320,7 @@ static int tomoyo_file_fcntl(struct file *file, unsigned int cmd,
*
* Returns 0 on success, negative value otherwise.
*/
-static int tomoyo_file_open(struct file *f, const struct cred *cred)
+static int tomoyo_file_open(struct file *f)
{
int flags = f->f_flags;
/* Don't check read permission here if called from do_execve(). */