Commit ef8bbdfe authored by Josef Bacik's avatar Josef Bacik Committed by Chris Mason

Btrfs: fix cache_block_group error handling

cache block group had a few bugs in the error handling code,
this makes sure paths get properly released and the correct return value
goes out.
Signed-off-by: default avatarChris Mason <chris.mason@oracle.com>
parent f25956cc
......@@ -66,7 +66,7 @@ static int cache_block_group(struct btrfs_root *root,
struct btrfs_block_group_cache *block_group)
{
struct btrfs_path *path;
int ret;
int ret = 0;
struct btrfs_key key;
struct extent_buffer *leaf;
struct extent_io_tree *free_space_cache;
......@@ -102,10 +102,10 @@ static int cache_block_group(struct btrfs_root *root,
btrfs_set_key_type(&key, BTRFS_EXTENT_ITEM_KEY);
ret = btrfs_search_slot(NULL, root, &key, path, 0, 0);
if (ret < 0)
return ret;
goto err;
ret = btrfs_previous_item(root, path, 0, BTRFS_EXTENT_ITEM_KEY);
if (ret < 0)
return ret;
goto err;
if (ret == 0) {
leaf = path->nodes[0];
btrfs_item_key_to_cpu(leaf, &key, path->slots[0]);
......@@ -161,9 +161,10 @@ static int cache_block_group(struct btrfs_root *root,
last + hole_size - 1, GFP_NOFS);
}
block_group->cached = 1;
ret = 0;
err:
btrfs_free_path(path);
return 0;
return ret;
}
struct btrfs_block_group_cache *btrfs_lookup_first_block_group(struct
......
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