[PATCH] net: sched: integer overflow fix

From: Stefan Hasko
Date: Fri Dec 21 2012 - 15:48:12 EST


Fixed integer overflow in function htb_dequeue

Signed-off-by: Stefan Hasko <hasko.stevo@xxxxxxxxx>
---
net/sched/sch_htb.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/sched/sch_htb.c b/net/sched/sch_htb.c
index d2922c0..1bd3faa 100644
--- a/net/sched/sch_htb.c
+++ b/net/sched/sch_htb.c
@@ -919,7 +919,7 @@ ok:
q->now = ktime_to_ns(ktime_get());
start_at = jiffies;

- next_event = q->now + 5 * NSEC_PER_SEC;
+ next_event = q->now + (u32)5 * NSEC_PER_SEC;

for (level = 0; level < TC_HTB_MAXDEPTH; level++) {
/* common case optimization - skip event handler quickly */
--
1.7.10.4

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/