find_next_key
goto find_next_key;
find_next_key:
if (find_next_key(path, 0, &key) == 0 &&
find_next_key(path, level, &wc->drop_progress);
ret = find_next_key(path, level + 1, &wc->update_progress);
static int find_next_key(const struct btrfs_path *path, int level,
if (!find_next_key(path, level, &key) &&