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Diffstat (limited to 'net/sched/sch_api.c')
-rw-r--r--net/sched/sch_api.c29
1 files changed, 19 insertions, 10 deletions
diff --git a/net/sched/sch_api.c b/net/sched/sch_api.c
index 692d9a41cd23..903e4188b6ca 100644
--- a/net/sched/sch_api.c
+++ b/net/sched/sch_api.c
@@ -693,13 +693,18 @@ static int qdisc_graft(struct net_device *dev, struct Qdisc *parent,
if (new && i > 0)
atomic_inc(&new->refcnt);
- qdisc_destroy(old);
+ if (!ingress)
+ qdisc_destroy(old);
}
- notify_and_destroy(skb, n, classid, dev->qdisc, new);
- if (new && !new->ops->attach)
- atomic_inc(&new->refcnt);
- dev->qdisc = new ? : &noop_qdisc;
+ if (!ingress) {
+ notify_and_destroy(skb, n, classid, dev->qdisc, new);
+ if (new && !new->ops->attach)
+ atomic_inc(&new->refcnt);
+ dev->qdisc = new ? : &noop_qdisc;
+ } else {
+ notify_and_destroy(skb, n, classid, old, new);
+ }
if (dev->flags & IFF_UP)
dev_activate(dev);
@@ -804,7 +809,7 @@ qdisc_create(struct net_device *dev, struct netdev_queue *dev_queue,
stab = qdisc_get_stab(tca[TCA_STAB]);
if (IS_ERR(stab)) {
err = PTR_ERR(stab);
- goto err_out3;
+ goto err_out4;
}
sch->stab = stab;
}
@@ -833,7 +838,6 @@ qdisc_create(struct net_device *dev, struct netdev_queue *dev_queue,
return sch;
}
err_out3:
- qdisc_put_stab(sch->stab);
dev_put(dev);
kfree((char *) sch - sch->padded);
err_out2:
@@ -847,6 +851,7 @@ err_out4:
* Any broken qdiscs that would require a ops->reset() here?
* The qdisc was never in action so it shouldn't be necessary.
*/
+ qdisc_put_stab(sch->stab);
if (ops->destroy)
ops->destroy(sch);
goto err_out3;
@@ -1111,12 +1116,16 @@ create_n_graft:
tcm->tcm_parent, tcm->tcm_parent,
tca, &err);
else {
- unsigned int ntx = 0;
+ struct netdev_queue *dev_queue;
if (p && p->ops->cl_ops && p->ops->cl_ops->select_queue)
- ntx = p->ops->cl_ops->select_queue(p, tcm);
+ dev_queue = p->ops->cl_ops->select_queue(p, tcm);
+ else if (p)
+ dev_queue = p->dev_queue;
+ else
+ dev_queue = netdev_get_tx_queue(dev, 0);
- q = qdisc_create(dev, netdev_get_tx_queue(dev, ntx), p,
+ q = qdisc_create(dev, dev_queue, p,
tcm->tcm_parent, tcm->tcm_handle,
tca, &err);
}