Btrfs: balance_level checks !child after access

The BUG_ON() is in the wrong spot.

Signed-off-by: Jeff Mahoney <jeffm@suse.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Jeff Mahoney 2009-02-12 10:06:15 -05:00 committed by Chris Mason
parent b335b0034e
commit 7951f3cefb

View File

@ -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);