From: Tonghao Zhang <xiangxia.m.yue@gmail.com>
Date: Thu, 13 Dec 2018 08:43:23 +0000 (-0800)
Subject: net: sched: simplify the qdisc_leaf code
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=2561f97267d656c9b2c62b32614870abb3eabfe6;p=linux.git

net: sched: simplify the qdisc_leaf code

Except for returning, the var leaf is not
used in the qdisc_leaf(). For simplicity, remove it.

Signed-off-by: Tonghao Zhang <xiangxia.m.yue@gmail.com>
Acked-by: Cong Wang <xiyou.wangcong@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/net/sched/sch_api.c b/net/sched/sch_api.c
index 9c88cec7e8a20..187a57e7d601d 100644
--- a/net/sched/sch_api.c
+++ b/net/sched/sch_api.c
@@ -335,7 +335,6 @@ out:
 static struct Qdisc *qdisc_leaf(struct Qdisc *p, u32 classid)
 {
 	unsigned long cl;
-	struct Qdisc *leaf;
 	const struct Qdisc_class_ops *cops = p->ops->cl_ops;
 
 	if (cops == NULL)
@@ -344,8 +343,7 @@ static struct Qdisc *qdisc_leaf(struct Qdisc *p, u32 classid)
 
 	if (cl == 0)
 		return NULL;
-	leaf = cops->leaf(p, cl);
-	return leaf;
+	return cops->leaf(p, cl);
 }
 
 /* Find queueing discipline by name */