Commit 10780006 authored by Liu Bo's avatar Liu Bo Committed by Greg Kroah-Hartman

Btrfs: fix memory leak in do_walk_down

commit a958eab0 upstream.

The extent buffer 'next' needs to be free'd conditionally.
Signed-off-by: default avatarLiu Bo <bo.li.liu@oracle.com>
Reviewed-by: default avatarDavid Sterba <dsterba@suse.com>
Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 5a9b659e
......@@ -8488,6 +8488,7 @@ static noinline int do_walk_down(struct btrfs_trans_handle *trans,
&wc->flags[level - 1]);
if (ret < 0) {
btrfs_tree_unlock(next);
free_extent_buffer(next);
return ret;
}
......
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