Commit 73c20a8b authored Jan 05, 2016 by John Fastabend Committed by David S. Miller Jan 06, 2016

net: sched: fix missing free per cpu on qstats



When a qdisc is using per cpu stats (currently just the ingress
qdisc) only the bstats are being freed. This also free's the qstats.

Fixes: b0ab6f92 ("net: sched: enable per cpu qstats")
Signed-off-by: John Fastabend <john.r.fastabend@intel.com>
Acked-by: Eric Dumazet <edumazet@google.com>
Acked-by: Daniel Borkmann <daniel@iogearbox.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent f941461c

net/sched/sch_generic.c

+3 −1

Original line number	Diff line number	Diff line
		@@ -658,8 +658,10 @@ static void qdisc_rcu_free(struct rcu_head *head)
		{
		struct Qdisc *qdisc = container_of(head, struct Qdisc, rcu_head);

		if (qdisc_is_percpu_stats(qdisc))
		if (qdisc_is_percpu_stats(qdisc)) {
		free_percpu(qdisc->cpu_bstats);
		free_percpu(qdisc->cpu_qstats);
		}

		kfree((char *) qdisc - qdisc->padded);
		}