From: Michal Soltys <soltys@ziu.info>
To: davem@davemloft.net
Cc: netdev@vger.kernel.org, kaber@trash.net
Subject: [net-next PATCH 2/5] net/sched/sch_hfsc.c: add unlikely() in qdisc_peek_len()
Date: Thu, 30 Jun 2016 02:26:45 +0200 [thread overview]
Message-ID: <1467246408-913-3-git-send-email-soltys@ziu.info> (raw)
In-Reply-To: <1467246408-913-1-git-send-email-soltys@ziu.info>
The condition can only succeed on wrong configurations.
Signed-off-by: Michal Soltys <soltys@ziu.info>
---
net/sched/sch_hfsc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/sched/sch_hfsc.c b/net/sched/sch_hfsc.c
index 6d6df6b..e2244bb 100644
--- a/net/sched/sch_hfsc.c
+++ b/net/sched/sch_hfsc.c
@@ -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;
}
--
2.1.3
next prev parent reply other threads:[~2016-06-30 0:27 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-30 0:26 [net-next PATCH 0/5] HFSC patches, part 1 Michal Soltys
2016-06-30 0:26 ` [net-next PATCH 1/5] net/sched/sch_hfsc.c: handle corner cases where head may change invalidating calculated deadline Michal Soltys
2016-06-30 0:26 ` Michal Soltys [this message]
2016-06-30 0:26 ` [net-next PATCH 3/5] net/sched/sch_hfsc.c: remove leftover dlist and droplist Michal Soltys
2016-06-30 0:26 ` [net-next PATCH 4/5] net/sched/sch_hfsc.c: go passive after vt update Michal Soltys
2016-06-30 0:26 ` [net-next PATCH 5/5] net/sched/sch_hfsc.c: anchor virtual curve at proper vt in hfsc_change_fsc() Michal Soltys
2016-07-01 9:07 ` [net-next PATCH 0/5] HFSC patches, part 1 David Miller
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