btrfs: qgroup: move the qgroup->members check out from (!qgroup)'s else branch
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 indentation level. No functional change. Signed-off-by: Lu Fengqi <lufq.fnst@cn.fujitsu.com> Reviewed-by: Nikolay Borisov <nborisov@suse.com> Reviewed-by: David Sterba <dsterba@suse.com> Signed-off-by: David Sterba <dsterba@suse.com>
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@ -1416,13 +1416,14 @@ int btrfs_remove_qgroup(struct btrfs_trans_handle *trans, u64 qgroupid)
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if (!qgroup) {
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ret = -ENOENT;
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goto out;
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} else {
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/* check if there are no children of this qgroup */
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if (!list_empty(&qgroup->members)) {
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ret = -EBUSY;
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goto out;
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}
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}
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/* Check if there are no children of this qgroup */
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if (!list_empty(&qgroup->members)) {
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ret = -EBUSY;
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goto out;
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}
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ret = del_qgroup_item(trans, qgroupid);
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if (ret && ret != -ENOENT)
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goto out;
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