pkt_sched: Fix qdisc config when link is down.

Bug reported by Stephen Hemminger.

We need to fetch the root from ->qdisc_sleeping not ->qdisc.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2008-08-07 20:26:40 -07:00
parent 22c7fdf4a7
commit 827ebd6410
1 changed files with 4 additions and 4 deletions

View File

@ -189,7 +189,7 @@ struct Qdisc *qdisc_lookup(struct net_device *dev, u32 handle)
for (i = 0; i < dev->num_tx_queues; i++) {
struct netdev_queue *txq = netdev_get_tx_queue(dev, i);
struct Qdisc *q, *txq_root = txq->qdisc;
struct Qdisc *q, *txq_root = txq->qdisc_sleeping;
if (!(txq_root->flags & TCQ_F_BUILTIN) &&
txq_root->handle == handle)
@ -793,7 +793,7 @@ qdisc_create(struct net_device *dev, struct netdev_queue *dev_queue,
}
}
if ((parent != TC_H_ROOT) && !(sch->flags & TCQ_F_INGRESS))
list_add_tail(&sch->list, &dev_queue->qdisc->list);
list_add_tail(&sch->list, &dev_queue->qdisc_sleeping->list);
return sch;
}
@ -1236,11 +1236,11 @@ static int tc_dump_qdisc(struct sk_buff *skb, struct netlink_callback *cb)
q_idx = 0;
dev_queue = netdev_get_tx_queue(dev, 0);
if (tc_dump_qdisc_root(dev_queue->qdisc, skb, cb, &q_idx, s_q_idx) < 0)
if (tc_dump_qdisc_root(dev_queue->qdisc_sleeping, skb, cb, &q_idx, s_q_idx) < 0)
goto done;
dev_queue = &dev->rx_queue;
if (tc_dump_qdisc_root(dev_queue->qdisc, skb, cb, &q_idx, s_q_idx) < 0)
if (tc_dump_qdisc_root(dev_queue->qdisc_sleeping, skb, cb, &q_idx, s_q_idx) < 0)
goto done;
cont: