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[PKT_SCHED] sch_htb: use rb_first() cleanup 

Use rb_first() to get first entry in rb tree.

Signed-off-by: Akinbou Mita <akinobu.mita@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Akinbou Mita 2006-10-12 01:52:05 -07:00 committed by David S. Miller
parent b974179abe
commit 30bdbe397b
1 changed files with 2 additions and 3 deletions
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5
net/sched/sch_htb.c
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@ -786,11 +786,10 @@ static long htb_do_events(struct htb_sched *q, int level)
for (i = 0; i < 500; i++) {
struct htb_class *cl;
long diff;
struct rb_node *p = q->wait_pq[level].rb_node;
struct rb_node *p = rb_first(&q->wait_pq[level]);
if (!p)
return 0;
while (p->rb_left)
p = p->rb_left;
cl = rb_entry(p, struct htb_class, pq_node);
if (time_after(cl->pq_key, q->jiffies)) {