From: Andi Kleen <ak@suse.de>
To: "Martin J. Bligh" <mbligh@aracnet.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [Bug 420] New: Divide by zero (/proc/sys/net/ipv4/neigh/DEV/base_reachable_time)
Date: 28 Feb 2003 19:31:31 +0100 [thread overview]
Message-ID: <p733cm86yv0.fsf@amdsimf.suse.de> (raw)
In-Reply-To: "Martin J. Bligh"'s message of "28 Feb 2003 18:41:31 +0100"
"Martin J. Bligh" <mbligh@aracnet.com> writes:
>
> echo 0 > /proc/sys/net/ipv4/neigh/DEV/base_reachable_time
>
> But neigh_rand_reach_time() divide by its argument.
>
> unsigned long neigh_rand_reach_time(unsigned long base)
> {
> return (net_random() % base) + (base>>1);
> }
Don't do that then. The sysctl is root-only. There are lots of ways to
break the system by writing bogus values into root only configuration
options. That is why they are root only
I would close the report as WONTFIX.
-Andi
next parent reply other threads:[~2003-02-28 18:21 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <27440000.1046453828@[10.10.2.4].suse.lists.linux.kernel>
2003-02-28 18:31 ` Andi Kleen [this message]
2003-02-28 22:23 ` [Bug 420] New: Divide by zero (/proc/sys/net/ipv4/neigh/DEV/base_reachable_time) Abramo Bagnara
2003-02-28 22:26 ` Randy.Dunlap
2003-02-28 22:37 ` Robert Love
2003-02-28 17:37 Martin J. Bligh
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