netdev - [PATCH net-next 2/2] sch_cbq: remove unnecessary null pointer check

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Message-ID: <1387265357-19352-3-git-send-email-yangyingliang@huawei.com>
Date:	Tue, 17 Dec 2013 15:29:17 +0800
From:	Yang Yingliang <yangyingliang@...wei.com>
To:	<davem@...emloft.net>, <netdev@...r.kernel.org>
Subject: [PATCH net-next 2/2] sch_cbq: remove unnecessary null pointer check

It already has a NULL pointer check of rtab in qdisc_put_rtab().
Remove the check outside of qdisc_put_rtab().

Signed-off-by: Yang Yingliang <yangyingliang@...wei.com>
---
 net/sched/sch_cbq.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/net/sched/sch_cbq.c b/net/sched/sch_cbq.c
index d5a8a4b..e251833 100644
--- a/net/sched/sch_cbq.c
+++ b/net/sched/sch_cbq.c
@@ -1783,8 +1783,7 @@ cbq_change_class(struct Qdisc *sch, u32 classid, u32 parentid, struct nlattr **t
 						    qdisc_root_sleeping_lock(sch),
 						    tca[TCA_RATE]);
 			if (err) {
-				if (rtab)
-					qdisc_put_rtab(rtab);
+				qdisc_put_rtab(rtab);
 				return err;
 			}
 		}
-- 
1.8.0


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