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-rw-r--r--security/smack/smack_lsm.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/security/smack/smack_lsm.c b/security/smack/smack_lsm.c
index c6f8fcadae0..400a5d5cde6 100644
--- a/security/smack/smack_lsm.c
+++ b/security/smack/smack_lsm.c
@@ -686,7 +686,7 @@ static int smack_inode_rename(struct inode *old_inode,
*
* Returns 0 if access is permitted, -EACCES otherwise
*/
-static int smack_inode_permission(struct inode *inode, int mask)
+static int smack_inode_permission(struct inode *inode, int mask, unsigned flags)
{
struct smk_audit_info ad;
@@ -696,6 +696,10 @@ static int smack_inode_permission(struct inode *inode, int mask)
*/
if (mask == 0)
return 0;
+
+ /* May be droppable after audit */
+ if (flags & IPERM_FLAG_RCU)
+ return -ECHILD;
smk_ad_init(&ad, __func__, LSM_AUDIT_DATA_FS);
smk_ad_setfield_u_fs_inode(&ad, inode);
return smk_curacc(smk_of_inode(inode), mask, &ad);