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Subject: Re: [PATCH v2] fs: select: fix information leak to userspace
From: Eric Dumazet <eric.dumazet@gmail.com>
To: Dan Carpenter <error27@gmail.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
        Boaz Harrosh <bharrosh@panasas.com>,
        Vasiliy Kulikov <segoon@openwall.com>,
        Andreas Dilger <adilger.kernel@dilger.ca>,
        kernel-janitors@vger.kernel.org,
        Alexander Viro <viro@zeniv.linux.org.uk>,
        linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,
        Jakub Jelinek <jakub@redhat.com>
In-Reply-To: <20101123051259.GF1522@bicker>
References: <1289421483-23907-1-git-send-email-segooon@gmail.com>
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	 <8D90F8B2-EA29-4EB9-9807-294CE0D5523B@dilger.ca>
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	 <20101114180643.593d19ac.akpm@linux-foundation.org>
	 <1289848341.2607.125.camel@edumazet-laptop> <4CE268C8.5010203@panasas.com>
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Content-Type: text/plain; charset="UTF-8"
Date: Tue, 23 Nov 2010 07:59:29 +0100
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Le mardi 23 novembre 2010 à 08:12 +0300, Dan Carpenter a écrit :

> Well, that sucks...  I know I wrote some code that relied on holes
> getting zeroed as well.  Is there no option to GCC to make this work?
> 

Apparently not.

At least, commits 0f04cfd098fb81fded74e78ea1a1b86cc6c6c31e and
1c40be12f7d8ca1d387510d39787b12e512a7ce8 were safe, as structures that
were touched dont have holes.


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