Subject: Re: [PATCH 1/2] netns: fix NULL-dereference in dev_net()

From: Brian Haley <[email-masked]>
Date: Thu, 14 Aug 2008 16:29:13 -0400

Denis V. Lunev wrote:
> On Thu, 2008-08-14 at 15:27 -0400, Brian Haley wrote:
>> Change dev_net() to handle a NULL argument - return &init_net instead.
>>
>> -Brian
>>
>> Signed-off-by: Brian Haley <[email-masked]>
>> ---
>>
> the code is designed keeping in mind that there are no checks for
> 	net != NULL
> in any place. They are too expensive. We need to invent other way :(

Ok, I'll fix the other callers to pass *net, I was just trying to be 
overly safe in dev_net() to avoid a crash.

-Brian