net: Make qdisc_skb_cb upper size bound explicit.

[karo-tx-linux.git] / net / sched / sch_netem.c

diff --git a/net/sched/sch_netem.c b/net/sched/sch_netem.c
index 2776012132ea2b6448e5b0dadf1d6dd729b13afa..e83d61ca78cab71c7a54c22b7d09cc94611726a8 100644 (file)
--- a/net/sched/sch_netem.c
+++ b/net/sched/sch_netem.c
@@ -130,8 +130,7 @@ struct netem_skb_cb {
 
 static inline struct netem_skb_cb *netem_skb_cb(struct sk_buff *skb)
 {
-       BUILD_BUG_ON(sizeof(skb->cb) <
-               sizeof(struct qdisc_skb_cb) + sizeof(struct netem_skb_cb));
+       qdisc_cb_private_validate(skb, sizeof(struct netem_skb_cb));
        return (struct netem_skb_cb *)qdisc_skb_cb(skb)->data;
 }