linux-kernel - Re: Dereferencing freed memory bugs

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Message-ID: <49CE5EEC.4070103@gmail.com>
Date:	Sat, 28 Mar 2009 18:31:24 +0100
From:	Marcin Slusarz <marcin.slusarz@...il.com>
To:	Dean Anderson <dean@...soray.com>
CC:	LKML <linux-kernel@...r.kernel.org>, eteo@...hat.com,
	Dan Carpenter <error27@...il.com>,
	Mauro Carvalho Chehab <mchehab@...hat.com>
Subject: Re: Dereferencing freed memory bugs

Dan Carpenter pisze:
> I added a check to smatch (http://repo.or.cz/w/smatch.git/) to check
> for when we dereference
> freed memory.
> 
> (...)
> drivers/media/video/s2255drv.c +1711 s2255_destroy(42) 'dev'
> (...)

Broken by commit 14d962602c8bf86e63c9b9272be1f0360d0a448a:
V4L/DVB (8752): s2255drv: firmware improvement patch

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