Commit df95e7f0 authored by Josef Bacik's avatar Josef Bacik Committed by Chris Mason
Browse files

Btrfs: abort transaction if we don't find the block group 



We shouldn't BUG_ON() if there is corruption.  I hit this while testing my block
group patch and the abort worked properly.  Thanks,

Signed-off-by: default avatarJosef Bacik <jbacik@fb.com>
Signed-off-by: default avatarChris Mason <clm@fb.com>
parent 6b6d24b3

fs/btrfs/extent-tree.c

+6 −6
Original line number Diff line number Diff line
@@ -3139,9 +3139,11 @@ static int write_one_cache_group(struct btrfs_trans_handle *trans, 
	struct extent_buffer *leaf;



	ret = btrfs_search_slot(trans, extent_root, &cache->key, path, 0, 1);

	if (ret < 0)

	if (ret) {

		if (ret > 0)

			ret = -ENOENT;

		goto fail;

	BUG_ON(ret); /* Corruption */

	}



	leaf = path->nodes[0];

	bi = btrfs_item_ptr_offset(leaf, path->slots[0]);
@@ -3149,11 +3151,9 @@ static int write_one_cache_group(struct btrfs_trans_handle *trans, 
	btrfs_mark_buffer_dirty(leaf);

	btrfs_release_path(path);

fail:

	if (ret) {

	if (ret)

		btrfs_abort_transaction(trans, root, ret);

	return ret;

	}

	return 0;



}