* Re: [Lksctp-developers] [PATCH 3/3] sctp: limit maximum autoclose
@ 2009-11-12 16:29 Vlad Yasevich
0 siblings, 0 replies; only message in thread
From: Vlad Yasevich @ 2009-11-12 16:29 UTC (permalink / raw)
To: linux-sctp
Andrei Pelinescu-Onciul wrote:
> To avoid overflowing the maximum timer interval when transforming
> the autoclose interval from seconds to jiffies, limit the maximum
> autoclose value to MAX_SCHEDULE_TIMEOUT/HZ.
>
> Signed-off-by: Andrei Pelinescu-Onciul <andrei@iptel.org>
> ---
> net/sctp/socket.c | 3 +++
> 1 files changed, 3 insertions(+), 0 deletions(-)
>
> diff --git a/net/sctp/socket.c b/net/sctp/socket.c
> index 971890d..2f55723 100644
> --- a/net/sctp/socket.c
> +++ b/net/sctp/socket.c
> @@ -2072,6 +2072,9 @@ static int sctp_setsockopt_autoclose(struct sock *sk, char __user *optval,
> return -EINVAL;
> if (copy_from_user(&sp->autoclose, optval, optlen))
> return -EFAULT;
> + /* make sure it won't exceed MAX_SCHEDULE_TIMEOUT */
> + if (sp->autoclose > (MAX_SCHEDULE_TIMEOUT / HZ) )
> + sp->autoclose = MAX_SCHEDULE_TIMEOUT / HZ ;
>
> return 0;
> }
Makes sense. Queued to net-next.
-vlad
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