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net/sched/sch_hfsc.c: add unlikely() in qdisc_peek_len()

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The condition can only succeed on wrong configurations.

Signed-off-by: Michal Soltys <soltys@ziu.info>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Michal Soltys 2016-06-30 02:26:45 +02:00 committed by David S. Miller
parent 12d0ad3be9
commit d1d0fc5e4c
1 changed files with 1 additions and 1 deletions
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net/sched/sch_hfsc.c
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@ -882,7 +882,7 @@ qdisc_peek_len(struct Qdisc *sch)
unsigned int len;
skb = sch->ops->peek(sch);
if (skb == NULL) {
if (unlikely(skb == NULL)) {
qdisc_warn_nonwc("qdisc_peek_len", sch);
return 0;
}