diff --git a/fs/smb/client/cifsacl.c b/fs/smb/client/cifsacl.c
index 07cf0e578233..9424281a7674 100644
--- a/fs/smb/client/cifsacl.c
+++ b/fs/smb/client/cifsacl.c
@@ -962,7 +962,7 @@ static void parse_dacl(struct smb_acl *pdacl, char *end_of_acl,
 				 */
 				fattr->cf_mode &= ~07777;
 				fattr->cf_mode |=
-					le32_to_cpu(ppace[i]->sid.sub_auth[2]);
+					le32_to_cpu(ppace[i]->sid.sub_auth[2]) & 07777;
 				break;
 			} else {
 				if (compare_sids(&(ppace[i]->sid), pownersid) == 0) {