linux-kernel - [PATCH] net_sched: sch_netem: use rb

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Message-Id: <dc6e312e4e2ff3868d1791032c329477d27ba50b.1482204694.git.geliangtang@gmail.com>
Date:   Tue, 20 Dec 2016 22:02:16 +0800
From:   Geliang Tang <geliangtang@...il.com>
To:     Stephen Hemminger <stephen@...workplumber.org>,
        Jamal Hadi Salim <jhs@...atatu.com>,
        "David S. Miller" <davem@...emloft.net>
Cc:     Geliang Tang <geliangtang@...il.com>,
        netem@...ts.linux-foundation.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH] net_sched: sch_netem: use rb_entry()

To make the code clearer, use rb_entry() instead of container_of() to
deal with rbtree.

Signed-off-by: Geliang Tang <geliangtang@...il.com>
---
 net/sched/sch_netem.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/sched/sch_netem.c b/net/sched/sch_netem.c
index 9f7b380..b7e4097 100644
--- a/net/sched/sch_netem.c
+++ b/net/sched/sch_netem.c
@@ -152,7 +152,7 @@ struct netem_skb_cb {
 
 static struct sk_buff *netem_rb_to_skb(struct rb_node *rb)
 {
-	return container_of(rb, struct sk_buff, rbnode);
+	return rb_entry(rb, struct sk_buff, rbnode);
 }
 
 static inline struct netem_skb_cb *netem_skb_cb(struct sk_buff *skb)
-- 
2.9.3