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Subject[patch 51/69] NET_SCHED: prio qdisc boundary condition
-stable review patch.  If anyone has any objections, please let us know.
---------------------
From: Jamal Hadi Salim <hadi@cyberus.ca>

This fixes an out-of-boundary condition when the classified
band equals q->bands. Caught by Alexey

Signed-off-by: Jamal Hadi Salim <hadi@cyberus.ca>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Chris Wright <chrisw@sous-sol.org>

---
net/sched/sch_prio.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- linux-2.6.21.1.orig/net/sched/sch_prio.c
+++ linux-2.6.21.1/net/sched/sch_prio.c
@@ -74,7 +74,7 @@ prio_classify(struct sk_buff *skb, struc
band = res.classid;
}
band = TC_H_MIN(band) - 1;
- if (band > q->bands)
+ if (band >= q->bands)
return q->queues[q->prio2band[0]];

return q->queues[band];
--
-
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