linux-kernel - [ 31/47] net: sched: integer overflow fix

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Message-Id: <20130109201733.083723389@linuxfoundation.org>
Date:	Wed,  9 Jan 2013 12:35:26 -0800
From:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:	linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	alan@...rguk.ukuu.org.uk, Stefan Hasko <hasko.stevo@...il.com>,
	Eric Dumazet <edumazet@...gle.com>,
	"David S. Miller" <davem@...emloft.net>
Subject: [ 31/47] net: sched: integer overflow fix

3.0-stable review patch.  If anyone has any objections, please let me know.

------------------


From: Stefan Hasko <hasko.stevo@...il.com>

[ Upstream commit d2fe85da52e89b8012ffad010ef352a964725d5f ]

Fixed integer overflow in function htb_dequeue

Signed-off-by: Stefan Hasko <hasko.stevo@...il.com>
Acked-by: Eric Dumazet <edumazet@...gle.com>
Signed-off-by: David S. Miller <davem@...emloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 net/sched/sch_htb.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/net/sched/sch_htb.c
+++ b/net/sched/sch_htb.c
@@ -876,7 +876,7 @@ ok:
 	q->now = psched_get_time();
 	start_at = jiffies;
 
-	next_event = q->now + 5 * PSCHED_TICKS_PER_SEC;
+	next_event = q->now + 5LLU * PSCHED_TICKS_PER_SEC;
 
 	for (level = 0; level < TC_HTB_MAXDEPTH; level++) {
 		/* common case optimization - skip event handler quickly */


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