smack: make smack_parse_opts_str() clean up on failure

fixes e.g. a btrfs leak... Reviewed-by: David Howells <[email protected]> Signed-off-by: Al Viro <[email protected]>
ambv · Dec 21, 2018 · 6466f3d · 6466f3d
1 parent 17f3b55
commit 6466f3d
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/security/smack/smack_lsm.c b/security/smack/smack_lsm.c
@@ -735,6 +735,7 @@ static int smack_parse_opts_str(char *options,
 	kfree(fshat);
 	kfree(fsroot);
 	kfree(fstransmute);
+	security_free_mnt_opts(opts);
 	return rc;
 }