net_sched: update bstats in dequeue()

Class bytes/packets stats can be misleading because they are updated in
enqueue() while packet might be dropped later.

We already fixed all qdiscs but sch_atm.

This patch makes the final cleanup.

class rate estimators can now match qdisc ones.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 2 deletions

diff --git a/net/sched/sch_drr.c b/net/sched/sch_drr.c
index c2189879359b..9ce0b4fe23ff 100644
--- a/net/sched/sch_drr.c
+++ b/net/sched/sch_drr.c
@@ -376,8 +376,6 @@ static int drr_enqueue(struct sk_buff *skb, struct Qdisc *sch)
                 cl->deficit = cl->quantum;
         }
 
-        bstats_update(&cl->bstats, skb);
-
         sch->q.qlen++;
         return err;
 }
@@ -403,6 +401,8 @@ static struct sk_buff *drr_dequeue(struct Qdisc *sch)
                         skb = qdisc_dequeue_peeked(cl->qdisc);
                         if (cl->qdisc->q.qlen == 0)
                                 list_del(&cl->alist);
+
+                        bstats_update(&cl->bstats, skb);
                         qdisc_bstats_update(sch, skb);
                         sch->q.qlen--;
                         return skb;