linux-kernel - [#3146] Re: ChaosBits.net - [PATCH] AudioScience HPI driver: Unsafe memory management when allocating control cache

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Message-Id: <eventum.4ker3k8ad.h886xz@secure.sourcehosting.net>
Date:	Fri, 29 Oct 2010 20:20:43 +0000
From:	"Sally Reich [via ASI support]" <support@...ioscience.com>
To:	linux-kernel@...r.kernel.org
Subject: [#3146] Re: ChaosBits.net - [PATCH] AudioScience HPI driver: Unsafe memory management when allocating control cache

========================================================
This message and your reply sent to
Staff: eblennerhassett@...ioscience.com, linux@...ioscience.com, sreich@...ioscience.com
Customers: jj@...osbits.net, linux-kernel@...r.kernel.org, alsa-devel@...a-project.org, perex@...ex.cz, tiwai@...e.de
========================================================
Hello Jesper,

A quick email to let you know that we received your email; our Linux developer should reply in the beginning of next week (I believe he is out of the office on Monday).

Regards,
~Sally

On Fri, 29 Oct 2010, 16:15:24 EDT, Sally Reich wrote:
>
> Hi,
> 
> I noticed that sound/pci/asihpi/hpicmn.c::hpi_alloc_control_cache() does 
> not check the return value from kmalloc(), which may fail.
> If kmalloc() fails we'll dereference a null pointer and things will go bad 
> fast.

<snip>

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