return keyring_search_aux(keyring, type, description, type->match);
if (!type->match) return ERR_PTR(-ENOKEY);  return keyring_search_aux(keyring, current, type, description, type->match);
struct key *keyring_search(struct key *keyring,			   struct key_type *type,			   const char *description){	return keyring_search_aux(keyring, type, description, type->match);} /* end keyring_search() */