netdev - Re: [PATCH] net: Fix ipv6 neighbour unregister_sysctl

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Message-Id: <20110131.205505.183064142.davem@davemloft.net>
Date:	Mon, 31 Jan 2011 20:55:05 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	ebiederm@...ssion.com
Cc:	netdev@...r.kernel.org, yoshfuji@...ux-ipv6.org
Subject: Re: [PATCH] net: Fix ipv6 neighbour unregister_sysctl_table warning

From: ebiederm@...ssion.com (Eric W. Biederman)
Date: Sun, 30 Jan 2011 12:15:02 -0800

> 
> In my testing of 2.6.37 I was occassionally getting a warning about
> sysctl table entries being unregistered in the wrong order.  Digging
> in it turns out this dates back to the last great sysctl reorg done
> where Al Viro introduced the requirement that sysctl directories
> needed to be created before and destroyed after the files in them.
> 
> It turns out that in that great reorg /proc/sys/net/ipv6/neigh was
> overlooked.  So this patch fixes that oversight and makes an annoying
> warning message go away.
> 
>>------------[ cut here ]------------
>>WARNING: at kernel/sysctl.c:1992 unregister_sysctl_table+0x134/0x164()
>>Pid: 23951, comm: kworker/u:3 Not tainted 2.6.37-350888.2010AroraKernelBeta.fc14.x86_64 #1
>>Call Trace:
 ...
> 
> Signed-off-by: Eric W. Biederman <ebiederm@...ssion.com>

Applied and queued for -stable, thanks a lot Eric.
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