diff --git a/fs/smb/client/cifsacl.c b/fs/smb/client/cifsacl.c
index 2422ac371262..230b98b3a272 100644
--- a/fs/smb/client/cifsacl.c
+++ b/fs/smb/client/cifsacl.c
@@ -890,7 +890,7 @@ 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) {