[NET_SCHED]: Set parent classid in default qdiscs

Set parent classids in default qdiscs to allow walking up the tree
from outside the qdiscs. This is needed by the next patch.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 5 insertions, 2 deletions

diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c
index 88c6a99ce53c..deafeb9cb70e 100644
--- a/net/sched/sch_generic.c
+++ b/net/sched/sch_generic.c
@@ -450,13 +450,15 @@ errout:
         return ERR_PTR(-err);
 }
 
-struct Qdisc * qdisc_create_dflt(struct net_device *dev, struct Qdisc_ops *ops)
+struct Qdisc * qdisc_create_dflt(struct net_device *dev, struct Qdisc_ops *ops,
+                                 unsigned int parentid)
 {
         struct Qdisc *sch;
         
         sch = qdisc_alloc(dev, ops);
         if (IS_ERR(sch))
                 goto errout;
+        sch->parent = parentid;
 
         if (!ops->init || ops->init(sch, NULL) == 0)
                 return sch;
@@ -520,7 +522,8 @@ void dev_activate(struct net_device *dev)
         if (dev->qdisc_sleeping == &noop_qdisc) {
                 struct Qdisc *qdisc;
                 if (dev->tx_queue_len) {
-                        qdisc = qdisc_create_dflt(dev, &pfifo_fast_ops);
+                        qdisc = qdisc_create_dflt(dev, &pfifo_fast_ops,
+                                                  TC_H_ROOT);
                         if (qdisc == NULL) {
                                 printk(KERN_INFO "%s: activation failed\n", dev->name);
                                 return;