[PKT_SCHED]: Qdisc are not supposed to dump TCA_STATS themselves

hfsc and htb qdisc are not supposed to copy TCA_STATS
on their own and queue length statistic is already
updated in generic code part.
Signed-off-by: Thomas Graf <tgraf@suug.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>

net/sched/sch_hfsc.c

@@ -1653,11 +1653,6 @@ hfsc_dump_qdisc(struct Qdisc *sch, struct sk_buff *skb)
 
 	qopt.defcls = q->defcls;
 	RTA_PUT(skb, TCA_OPTIONS, sizeof(qopt), &qopt);
-
-	sch->stats.qlen = sch->q.qlen;
-	if (qdisc_copy_stats(skb, &sch->stats, sch->stats_lock) < 0)
-		goto rtattr_failure;
-
 	return skb->len;
 
  rtattr_failure:

net/sched/sch_htb.c

@@ -1332,8 +1332,6 @@ static int htb_dump(struct Qdisc *sch, struct sk_buff *skb)
 	RTA_PUT(skb, TCA_OPTIONS, 0, NULL);
 	RTA_PUT(skb, TCA_HTB_INIT, sizeof(gopt), &gopt);
 	rta->rta_len = skb->tail - b;
-	sch->stats.qlen = sch->q.qlen;
-	RTA_PUT(skb, TCA_STATS, sizeof(sch->stats), &sch->stats);
 	HTB_QUNLOCK(sch);
 	return skb->len;
 rtattr_failure: