linux-kernel - Re: [alsa-devel] tlv320aic3x: potential null dereference

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Date:	Sun, 5 Sep 2010 18:46:11 +0300
From:	Jarkko Nikula <jhnikula@...il.com>
To:	Jiri Slaby <jirislaby@...il.com>
Cc:	lrg@...mlogic.co.uk, alsa-devel@...a-project.org,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [alsa-devel] tlv320aic3x: potential null dereference

On Sat, 04 Sep 2010 15:07:57 +0200
Jiri Slaby <jirislaby@...il.com> wrote:

> Hi,
> 
> stanse found a potential null dereference:
> aic3x_i2c_probe
>   -> struct aic3x_setup_data *setup = pdata->setup;
>   -> -- pdata can't be null now--
>   -> if (pdata && pdata->gpio_reset >= 0)
> 
> But there is another check for pdata == NULL. Could take a look and fix
> it (either remove the check or move the assignement inside the if)?
> 
Thanks, this is a bug that got introduced recently to ASoC tree.
Fortunately is not in mainline. I'll send a fix in a minute to
alsa-devel.


-- 
Jarkko
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