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authorMimi Zohar <zohar@linux.vnet.ibm.com>2009-06-04 13:53:10 -0400
committerJames Morris <jmorris@namei.org>2009-06-05 08:02:39 +1000
commit04288f42033607099cebf5ca15ce8dcec3a9688b (patch)
tree41d07beeefcadc4c591699c779406f556cc3433b /security/integrity
parentbcb86975dbcc24f820f1a37918d53914af29ace7 (diff)
downloadlinux-linaro-stable-04288f42033607099cebf5ca15ce8dcec3a9688b.tar.gz
integrity: ima audit dentry_open failure
Until we start appraising measurements, the ima_path_check() return code should always be 0. - Update the ima_path_check() return code comment - Instead of the pr_info, audit the dentry_open failure Signed-off-by: Mimi Zohar <zohar@us.ibm.com> Acked-by: Eric Paris <eparis@redhat.com> Signed-off-by: James Morris <jmorris@namei.org>
Diffstat (limited to 'security/integrity')
-rw-r--r--security/integrity/ima/ima_main.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/security/integrity/ima/ima_main.c b/security/integrity/ima/ima_main.c
index a2eb23310eaf..6f611874d10e 100644
--- a/security/integrity/ima/ima_main.c
+++ b/security/integrity/ima/ima_main.c
@@ -149,8 +149,8 @@ static void ima_update_counts(struct ima_iint_cache *iint, int mask)
* - Opening a file for read when already open for write,
* could result in a file measurement error.
*
- * Return 0 on success, an error code on failure.
- * (Based on the results of appraise_measurement().)
+ * Always return 0 and audit dentry_open failures.
+ * (Return code will be based upon measurement appraisal.)
*/
int ima_path_check(struct path *path, int mask, int update_counts)
{
@@ -189,8 +189,13 @@ int ima_path_check(struct path *path, int mask, int update_counts)
file = dentry_open(dentry, mnt, O_RDONLY | O_LARGEFILE,
current_cred());
if (IS_ERR(file)) {
- pr_info("%s dentry_open failed\n", dentry->d_name.name);
- rc = PTR_ERR(file);
+ int audit_info = 0;
+
+ integrity_audit_msg(AUDIT_INTEGRITY_PCR, inode,
+ dentry->d_name.name,
+ "add_measurement",
+ "dentry_open failed",
+ 1, audit_info);
file = NULL;
goto out;
}