Commit c8e18129 authored Sep 20, 2017 by Konstantin Khlebnikov Committed by David S. Miller Sep 21, 2017

net_sched: always reset qdisc backlog in qdisc_reset()



SKB stored in qdisc->gso_skb also counted into backlog.

Some qdiscs don't reset backlog to zero in ->reset(),
for example sfq just dequeue and free all queued skb.

Signed-off-by: Konstantin Khlebnikov <khlebnikov@yandex-team.ru>
Fixes: 2ccccf5f ("net_sched: update hierarchical backlog too")
Signed-off-by: David S. Miller <davem@davemloft.net>

parent 6cc40834

net/sched/sch_generic.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -685,6 +685,7 @@ void qdisc_reset(struct Qdisc *qdisc)
		qdisc->gso_skb = NULL;
		}
		qdisc->q.qlen = 0;
		qdisc->qstats.backlog = 0;
		}
		EXPORT_SYMBOL(qdisc_reset);

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