linux-kernel - Re: [patch] ksm: check for ERR_PTR from follow

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Date:	Thu, 22 Apr 2010 02:51:18 +0300
From:	Izik Eidus <ieidus@...hat.com>
To:	Dan Carpenter <error27@...il.com>
Cc:	Hugh Dickins <hugh.dickins@...cali.co.uk>,
	Andrea Arcangeli <aarcange@...hat.com>,
	Rik van Riel <riel@...hat.com>, linux-kernel@...r.kernel.org,
	linux-mm@...ck.org, kernel-janitors@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [patch] ksm: check for ERR_PTR from follow_page()

On Wed, 21 Apr 2010 12:27:59 +0200
Dan Carpenter <error27@...il.com> wrote:

Hello

> The follow_page() function can potentially return -EFAULT so I added 
> checks for this.
> 
> Also I silenced an uninitialized variable warning on my version of gcc 
> (version 4.3.2).
> 
> Signed-off-by: Dan Carpenter <error27@...il.com>
> ---
> I'm not very familiar with this code, so handle with care.


Acked-by: Izik Eidus <ieidus@...hat.com>

Thanks.
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