netdev - Re: [Patch net-next v2] neigh: remove dynamic neigh table registration support

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Date:	Tue, 4 Nov 2014 16:38:55 -0800
From:	Cong Wang <xiyou.wangcong@...il.com>
To:	David Miller <davem@...emloft.net>
Cc:	Linux Kernel Network Developers <netdev@...r.kernel.org>
Subject: Re: [Patch net-next v2] neigh: remove dynamic neigh table
 registration support

On Tue, Nov 4, 2014 at 2:02 PM, David Miller <davem@...emloft.net> wrote:
> From: Cong Wang <xiyou.wangcong@...il.com>
> Date: Mon,  3 Nov 2014 10:14:14 -0800
>
>> Currently there are only three neigh tables in the whole kernel:
>> arp table, ndisc table and decnet neigh table. What's more,
>> we don't support registering multiple tables per family.
>> Therefore we can just make these tables statically built-in.
>>
>> Cc: David S. Miller <davem@...emloft.net>
>> Signed-off-by: Cong Wang <xiyou.wangcong@...il.com>
>> ---
>> v2: remove useless #ifdef's
>>     move the assignment to the end of neigh_table_init()
>
> neigh_table_clear should definitely NULL out the slot, otherwise
> we hold in there a pointer to module memory which is about to
> be released.

Good catch! I totally missed neigh_table_clear().

Thanks!
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