Btrfs: remove reduplicate check about root in the function btrfs_clean_quota_tree

The check work has been done just before the function btrfs_clean_quota_tree
is called, it is not necessary to check it again, remove it.

Signed-off-by: Wang Shilong <wangsl-fnst@cn.fujitsu.com>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>

1 files changed, 0 insertions, 3 deletions

diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c
index 69fa487e29ce..aee4b1cc3d98 100644
--- a/fs/btrfs/qgroup.c
+++ b/fs/btrfs/qgroup.c
@@ -742,9 +742,6 @@ static int btrfs_clean_quota_tree(struct btrfs_trans_handle *trans,
         int ret;
         int nr = 0;
 
-        if (!root)
-                return -EINVAL;
-
         path = btrfs_alloc_path();
         if (!path)
                 return -ENOMEM;