[PATCH] btrfs: qgroup: move the qgroup->members check out from (!qgroup)'s else branch

[Lu Fengqi]

There is no reason to put this check in (!qgroup)'s else branch because if
qgroup is null, it will goto out directly. So move it out to reduce
indent.

No Functional Change.

Signed-off-by: Lu Fengqi <lufq.f...@cn.fujitsu.com>
---
 fs/btrfs/qgroup.c | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c
index 27f517315388..af65ab1640b0 100644
--- a/fs/btrfs/qgroup.c
+++ b/fs/btrfs/qgroup.c
@@ -1416,13 +1416,14 @@ int btrfs_remove_qgroup(struct btrfs_trans_handle 
*trans, u64 qgroupid)
        if (!qgroup) {
                ret = -ENOENT;
                goto out;
-       } else {
-               /* check if there are no children of this qgroup */
-               if (!list_empty(&qgroup->members)) {
-                       ret = -EBUSY;
-                       goto out;
-               }
        }
+
+       /* check if there are no children of this qgroup */
+       if (!list_empty(&qgroup->members)) {
+               ret = -EBUSY;
+               goto out;
+       }
+
        ret = del_qgroup_item(trans, qgroupid);
        if (ret && ret != -ENOENT)
                goto out;
-- 
2.19.1