diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c
index 1a7f727..57d3187 100644
--- a/fs/btrfs/transaction.c
+++ b/fs/btrfs/transaction.c
@@ -1703,9 +1703,8 @@
 	return ret;
 }
 
-static void update_super_roots(struct btrfs_root *root)
+static void update_super_roots(struct btrfs_fs_info *fs_info)
 {
-	struct btrfs_fs_info *fs_info = root->fs_info;
 	struct btrfs_root_item *root_item;
 	struct btrfs_super_block *super;
 
@@ -2215,7 +2214,7 @@
 	assert_qgroups_uptodate(trans);
 	ASSERT(list_empty(&cur_trans->dirty_bgs));
 	ASSERT(list_empty(&cur_trans->io_bgs));
-	update_super_roots(root);
+	update_super_roots(fs_info);
 
 	btrfs_set_super_log_root(fs_info->super_copy, 0);
 	btrfs_set_super_log_root_level(fs_info->super_copy, 0);