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btrfs: use BTRFS_PATH_AUTO_FREE in populate_free_space_tree()

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This is the trivial pattern for path auto free, initialize at the
beginning and free at the end with simple goto -> return conversions.
This applies to both path and path2.

Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba
2025-02-24 09:15:17 +01:00
parent c42c0db1bb
commit 3bfd9ead81
1 changed files with 7 additions and 9 deletions
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16
fs/btrfs/free-space-tree.c
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@@ -1062,7 +1062,8 @@ static int populate_free_space_tree(struct btrfs_trans_handle *trans,
struct btrfs_block_group *block_group)
{
struct btrfs_root *extent_root;
struct btrfs_path *path, *path2;
BTRFS_PATH_AUTO_FREE(path);
BTRFS_PATH_AUTO_FREE(path2);
struct btrfs_key key;
u64 start, end;
int ret;
@@ -1070,17 +1071,16 @@ static int populate_free_space_tree(struct btrfs_trans_handle *trans,
path = btrfs_alloc_path();
if (!path)
return -ENOMEM;
path->reada = READA_FORWARD;
path2 = btrfs_alloc_path();
if (!path2) {
btrfs_free_path(path);
if (!path2)
return -ENOMEM;
}
path->reada = READA_FORWARD;
ret = add_new_free_space_info(trans, block_group, path2);
if (ret)
goto out;
return ret;
mutex_lock(&block_group->free_space_lock);
@@ -1146,9 +1146,7 @@ static int populate_free_space_tree(struct btrfs_trans_handle *trans,
ret = 0;
out_locked:
mutex_unlock(&block_group->free_space_lock);
out:
btrfs_free_path(path2);
btrfs_free_path(path);
return ret;
}