- tinfo.prev = find_and_lock(tdb, key, F_RDLCK, &h, &rec, &tinfo);
- if (unlikely(tinfo.prev == TDB_OFF_ERR))
- return tdb_null;
+ if (tdb->flags & TDB_VERSION1) {
+ struct tdb_data last_key = *key;
+ tdb->last_error = TDB_SUCCESS;
+ *key = tdb1_nextkey(tdb, last_key);
+ free(last_key.dptr);
+ /* TDB1 didn't set error for last key. */
+ if (!key->dptr && tdb->last_error == TDB_SUCCESS) {
+ tdb->last_error = TDB_ERR_NOEXIST;
+ }
+ return tdb->last_error;
+ }
+
+ tinfo.prev = find_and_lock(tdb, *key, F_RDLCK, &h, &rec, &tinfo);
+ free(key->dptr);
+ if (TDB_OFF_IS_ERR(tinfo.prev)) {
+ return tdb->last_error = tinfo.prev;
+ }