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author | Eric Paris <eparis@redhat.com> | 2012-01-03 20:23:08 +0100 |
---|---|---|
committer | Al Viro <viro@zeniv.linux.org.uk> | 2012-01-17 22:17:02 +0100 |
commit | c9fe685f7a17a0ee8bf3fbe51e40b1c8b8e65896 (patch) | |
tree | 510a09bc02c5dccb7ef83c88f2a00546b17e2c17 /kernel | |
parent | audit: complex interfield comparison helper (diff) | |
download | linux-c9fe685f7a17a0ee8bf3fbe51e40b1c8b8e65896.tar.xz linux-c9fe685f7a17a0ee8bf3fbe51e40b1c8b8e65896.zip |
audit: allow interfield comparison between gid and ogid
Allow audit rules to compare the gid of the running task to the gid of the
inode in question.
Signed-off-by: Eric Paris <eparis@redhat.com>
Diffstat (limited to 'kernel')
-rw-r--r-- | kernel/auditsc.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/kernel/auditsc.c b/kernel/auditsc.c index b12cc32fe377..861c7b9c565a 100644 --- a/kernel/auditsc.c +++ b/kernel/auditsc.c @@ -474,6 +474,8 @@ static int audit_compare_id(uid_t uid1, uid_t uid2; int rc; + BUILD_BUG_ON(sizeof(uid_t) != sizeof(gid_t)); + if (name) { addr = (unsigned long)name; addr += name_offset; @@ -510,6 +512,10 @@ static int audit_field_compare(struct task_struct *tsk, return audit_compare_id(cred->uid, name, offsetof(struct audit_names, uid), f, ctx); + case AUDIT_COMPARE_GID_TO_OBJ_GID: + return audit_compare_id(cred->gid, + name, offsetof(struct audit_names, gid), + f, ctx); default: WARN(1, "Missing AUDIT_COMPARE define. Report as a bug\n"); return 0; |