Re: [PATCH] ALSA: ppc/awacs: shut up maybe-uninitialized warning

From: Takashi Iwai
Date: Tue Jul 05 2016 - 02:37:49 EST


On Mon, 04 Jul 2016 17:07:45 +0200,
Arnd Bergmann wrote:
>
> The awacs sound driver produces a false-positive warning in ppc64_defconfig:
>
> sound/ppc/awacs.c: In function 'snd_pmac_awacs_init':
> include/sound/control.h:219:9: warning: 'master_vol' may be used uninitialized in this function [-Wmaybe-uninitialized]
>
> I haven't come up with a good way to rewrite the code to avoid the
> warning, so here is a bad one: I initialize the variable before
> the conditionall initialization so gcc no longer has to worry about
> it.
>
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>

Applied, thanks.


Takashi