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| author | Liu Bo <bo.liu@linux.alibaba.com> | 2018-05-18 05:00:19 +0200 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2018-05-30 16:46:44 +0200 |
| commit | ca19b4a69962fa850d5a22aa7a335106fcba0473 (patch) | |
| tree | 496ae6ca6bb880e10b2743443636e0e6c5d45421 /fs/btrfs/ctree.c | |
| parent | btrfs: drop unused space_info parameter from create_space_info (diff) | |
| download | linux-ca19b4a69962fa850d5a22aa7a335106fcba0473.tar.xz linux-ca19b4a69962fa850d5a22aa7a335106fcba0473.zip | |
Btrfs: remove superfluous free_extent_buffer in read_block_for_search
read_block_for_search() can be simplified as:
tmp = find_extent_buffer();
if (tmp)
return;
...
free_extent_buffer();
read_tree_block();
Apparently, @tmp must be NULL at this point, free_extent_buffer() is not
needed.
Signed-off-by: Liu Bo <bo.liu@linux.alibaba.com>
Reviewed-by: Qu Wenruo <wqu@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/ctree.c')
| -rw-r--r-- | fs/btrfs/ctree.c | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c index 8c68961925b1..820226d42d5d 100644 --- a/fs/btrfs/ctree.c +++ b/fs/btrfs/ctree.c @@ -2432,7 +2432,6 @@ read_block_for_search(struct btrfs_root *root, struct btrfs_path *p, btrfs_unlock_up_safe(p, level + 1); btrfs_set_path_blocking(p); - free_extent_buffer(tmp); if (p->reada != READA_NONE) reada_for_search(fs_info, p, level, slot, key->objectid); |