linux-kernel - Re: [PATCH] Avoid dereferencing a possibly NULL mm

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Message-ID: <CAAHN_R0zbTc5xCfxyU9VM+V8VRjSRR073ar1bstQuChcgRFf3w@mail.gmail.com>
Date:	Sat, 2 Jun 2012 23:17:35 +0530
From:	Siddhesh Poyarekar <siddhesh.poyarekar@...il.com>
To:	Oleg Nesterov <oleg@...hat.com>
Cc:	linux-kernel@...r.kernel.org, Tejun Heo <tj@...nel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	David Howells <dhowells@...hat.com>,
	"Eric W. Biederman" <ebiederm@...ssion.com>
Subject: Re: [PATCH] Avoid dereferencing a possibly NULL mm

On 2 June 2012 23:11, Oleg Nesterov <oleg@...hat.com> wrote:
>
> Yes, this looks wrong, but the task without ->mm shouldn't have
> ->clear_child_tid != NULL, so this is harmless.
>

Oh right, I overlooked that. Thanks.


-- 
Siddhesh Poyarekar
http://siddhesh.in
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