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Diffstat (limited to 'security/integrity/ima/ima_main.c')
-rw-r--r--security/integrity/ima/ima_main.c14
1 files changed, 8 insertions, 6 deletions
diff --git a/security/integrity/ima/ima_main.c b/security/integrity/ima/ima_main.c
index 50818c60538b..2aebb7984437 100644
--- a/security/integrity/ima/ima_main.c
+++ b/security/integrity/ima/ima_main.c
@@ -83,6 +83,7 @@ static void ima_rdwr_violation_check(struct file *file,
const char **pathname)
{
struct inode *inode = file_inode(file);
+ char filename[NAME_MAX];
fmode_t mode = file->f_mode;
bool send_tomtou = false, send_writers = false;
@@ -102,7 +103,7 @@ static void ima_rdwr_violation_check(struct file *file,
if (!send_tomtou && !send_writers)
return;
- *pathname = ima_d_path(&file->f_path, pathbuf);
+ *pathname = ima_d_path(&file->f_path, pathbuf, filename);
if (send_tomtou)
ima_add_violation(file, *pathname, iint,
@@ -161,6 +162,7 @@ static int process_measurement(struct file *file, char *buf, loff_t size,
struct integrity_iint_cache *iint = NULL;
struct ima_template_desc *template_desc;
char *pathbuf = NULL;
+ char filename[NAME_MAX];
const char *pathname = NULL;
int rc = -ENOMEM, action, must_appraise;
int pcr = CONFIG_IMA_MEASURE_PCR_IDX;
@@ -239,8 +241,8 @@ static int process_measurement(struct file *file, char *buf, loff_t size,
goto out_digsig;
}
- if (!pathname) /* ima_rdwr_violation possibly pre-fetched */
- pathname = ima_d_path(&file->f_path, &pathbuf);
+ if (!pathbuf) /* ima_rdwr_violation possibly pre-fetched */
+ pathname = ima_d_path(&file->f_path, &pathbuf, filename);
if (action & IMA_MEASURE)
ima_store_measurement(iint, file, pathname,
@@ -307,7 +309,7 @@ int ima_bprm_check(struct linux_binprm *bprm)
/**
* ima_path_check - based on policy, collect/store measurement.
* @file: pointer to the file to be measured
- * @mask: contains MAY_READ, MAY_WRITE or MAY_EXECUTE
+ * @mask: contains MAY_READ, MAY_WRITE, MAY_EXEC or MAY_APPEND
*
* Measure files based on the ima_must_measure() policy decision.
*
@@ -317,8 +319,8 @@ int ima_bprm_check(struct linux_binprm *bprm)
int ima_file_check(struct file *file, int mask, int opened)
{
return process_measurement(file, NULL, 0,
- mask & (MAY_READ | MAY_WRITE | MAY_EXEC),
- FILE_CHECK, opened);
+ mask & (MAY_READ | MAY_WRITE | MAY_EXEC |
+ MAY_APPEND), FILE_CHECK, opened);
}
EXPORT_SYMBOL_GPL(ima_file_check);