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Commit 7951f3ce authored by Jeff Mahoney's avatar Jeff Mahoney Committed by Chris Mason
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Btrfs: balance_level checks !child after access 



The BUG_ON() is in the wrong spot.

Signed-off-by: default avatarJeff Mahoney <jeffm@suse.com>
Signed-off-by: default avatarChris Mason <chris.mason@oracle.com>
parent b335b003

fs/btrfs/ctree.c

+1 −1
Original line number Diff line number Diff line
@@ -917,9 +917,9 @@ static noinline int balance_level(struct btrfs_trans_handle *trans, 


		/* promote the child to a root */

		child = read_node_slot(root, mid, 0);

		BUG_ON(!child);

		btrfs_tree_lock(child);

		btrfs_set_lock_blocking(child);

		BUG_ON(!child);

		ret = btrfs_cow_block(trans, root, child, mid, 0, &child, 0);

		BUG_ON(ret);