Commit a958eab0 authored by Liu Bo's avatar Liu Bo Committed by David Sterba
Browse files

Btrfs: fix memory leak in do_walk_down 



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>
parent c01f5f96

fs/btrfs/extent-tree.c

+1 −0
Original line number Diff line number Diff line
@@ -8891,6 +8891,7 @@ 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;

	}