Btrfs: remove BUG_ON() in btrfs_read_fs_tree_no_radix()

We have checked if ->node is NULL or not, so it is unnecessary to
use BUG_ON() to check again. Remove it.

Signed-off-by: Miao Xie <miaox@cn.fujitsu.com>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>

diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index e8b29da30154089687449eb21af887711d566983..9b9f28664b4f8c27a0ba38bf818e79c0aac3159f 100644 (file)
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -1513,7 +1513,6 @@ struct btrfs_root *btrfs_read_fs_root_no_radix(struct btrfs_root *tree_root,
        }
 
        root->commit_root = btrfs_root_node(root);
-       BUG_ON(!root->node); /* -ENOMEM */
 out:
        if (location->objectid != BTRFS_TREE_LOG_OBJECTID) {
                root->ref_cows = 1;