On Fri, 08 Oct 2010 00:22:15 +0200
Eric Dumazet <eric.dumazet@xxxxxxxxx> wrote:
> Le vendredi 08 octobre 2010 __ 00:06 +0200, Jiri Slaby a __crit :
> > On 10/07/2010 11:08 PM, akpm@xxxxxxxxxxxxxxxxxxxx wrote:
> > > The mm-of-the-moment snapshot 2010-10-07-14-08 has been uploaded to
> >
> > Hi, I got bunch of "sysctl table check failed" below. All seem to be
> > related to ipv4:
>
> I would say, sysctl check is buggy :(
>
> min/max are optional
>
> [PATCH] sysctl: min/max bounds are optional
>
> sysctl check complains when proc_doulongvec_minmax or
> proc_doulongvec_ms_jiffies_minmax are used by a vector of longs (with
> more than one element), with no min or max value specified.
>
> This is unexpected, given we had a bug on this min/max handling :)
>
> Reported-by: Jiri Slaby <jirislaby@xxxxxxxxx>
> Signed-off-by: Eric Dumazet <eric.dumazet@xxxxxxxxx>
> ---
> kernel/sysctl_check.c | 9 ---------
> 1 file changed, 9 deletions(-)
>
> diff --git a/kernel/sysctl_check.c b/kernel/sysctl_check.c
> index 04cdcf7..10b90d8 100644
> --- a/kernel/sysctl_check.c
> +++ b/kernel/sysctl_check.c
> @@ -143,15 +143,6 @@ int sysctl_check_table(struct nsproxy *namespaces, struct ctl_table *table)
> if (!table->maxlen)
> set_fail(&fail, table, "No maxlen");
> }
> - if ((table->proc_handler == proc_doulongvec_minmax) ||
> - (table->proc_handler == proc_doulongvec_ms_jiffies_minmax)) {
> - if (table->maxlen > sizeof (unsigned long)) {
> - if (!table->extra1)
> - set_fail(&fail, table, "No min");
> - if (!table->extra2)
> - set_fail(&fail, table, "No max");
> - }
> - }
> #ifdef CONFIG_PROC_SYSCTL
> if (table->procname && !table->proc_handler)
> set_fail(&fail, table, "No proc_handler");
That will probably fix it ;)
net-avoid-limits-overflow.patch is dependent on this patch. Unless
Eric B squeaks I'll plan on sending this patch in for 2.6.37.
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