Re: [PATCH] net: sched: integer overflow fix

[Eric Dumazet]

On Sat, 2012-12-22 at 02:04 +0100, Stefan Hasko wrote:
> Sorry, I did not realize different sizes casting problem, now it's clear to me. Thanks for help.
> 
> 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..51561ea 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 + 5LLU * NSEC_PER_SEC;
>  
>  	for (level = 0; level < TC_HTB_MAXDEPTH; level++) {
>  		/* common case optimization - skip event handler quickly */

I guess David will remove the first line of your changelog

Acked-by: Eric Dumazet <edumazet@xxxxxxxxxx>

Thanks


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