linux-kernel - Re: sound/soc/codecs/wm9081.c compiler warning

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Message-ID: <20090715091409.GD8689@rakim.wolfsonmicro.main>
Date:	Wed, 15 Jul 2009 10:14:09 +0100
From:	Mark Brown <broonie@...nsource.wolfsonmicro.com>
To:	Takashi Iwai <tiwai@...e.de>
Cc:	Jaswinder Singh Rajput <jaswinder@...nel.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: sound/soc/codecs/wm9081.c compiler warning

On Wed, Jul 15, 2009 at 11:11:19AM +0200, Takashi Iwai wrote:
> At Wed, 15 Jul 2009 12:00:34 +0530,
> Jaswinder Singh Rajput wrote:

> > I am getting this compiler warning in linus tree:

> >   CC [M]  sound/soc/codecs/wm9081.o
> > sound/soc/codecs/wm9081.c: In function ‘configure_clock’:
> > sound/soc/codecs/wm9081.c:674: warning: ‘new_sysclk’ may be used uninitialized in this function

> > This fixes the warning in my case, hope this will be helpful :

> I think your fix is OK, but I let it to Mark :)

I'm just looking at this at the minute.  I'm trying to decide if it
should take that approach or error out if it can't find a configuration.

Again, I'm not seeing the warning itself - compiler versions would be
useful in warning reports (particularly for control flow analysis stuff
like this).
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