linux-kernel - Re: Dereferencing freed memory bugs

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Message-ID: <49CE5BA6.8070109@gmail.com>
Date:	Sat, 28 Mar 2009 18:17:26 +0100
From:	Marcin Slusarz <marcin.slusarz@...il.com>
To:	Denis Joseph Barrow <D.Barow@...ion.com>
CC:	LKML <linux-kernel@...r.kernel.org>, eteo@...hat.com,
	Dan Carpenter <error27@...il.com>, Alan Cox <alan@...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/net/usb/hso.c +2616 hso_free_tiomget(5) 'tiocmget'

This error was added by 542f54823614915780c3459b0e6062f06c0c0f99:
tty: Modem functions for the HSO driver

Marcin

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