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-rw-r--r--net/sched/sch_drr.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/net/sched/sch_drr.c b/net/sched/sch_drr.c
index f26bdea..a1cd778 100644
--- a/net/sched/sch_drr.c
+++ b/net/sched/sch_drr.c
@@ -403,6 +403,8 @@ static struct sk_buff *drr_dequeue(struct Qdisc *sch)
if (len <= cl->deficit) {
cl->deficit -= len;
skb = qdisc_dequeue_peeked(cl->qdisc);
+ if (unlikely(skb == NULL))
+ goto out;
if (cl->qdisc->q.qlen == 0)
list_del(&cl->alist);
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