On Jo, 2017-04-27 at 12:07 +0200, Arnd Bergmann wrote:
> On Wed, Apr 26, 2017 at 3:09 PM, Daniel Baluta <daniel.baluta@xxxxxxx
> > wrote:
> >
> > The new PLL configuration code triggers a harmless warning:
> >
> > sound/soc/codecs/wm8960.c: In function 'wm8960_configure_clocking':
> > sound/soc/codecs/wm8960.c:735:3: error: 'best_freq_out' may be used
> > uninitialized in this function [-Werror=maybe-uninitialized]
> > wm8960_set_pll(codec, freq_in, best_freq_out);
> > ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> > sound/soc/codecs/wm8960.c:699:12: note: 'best_freq_out' was
> > declared
> > here
> >
> > Fix this by reworking the code such that:
> >
> > 1) When there is no PLL freq available return -EINVAL and make
> > sure *bclk_idx, *dac_idx, *sysclk_idx are initialized with
> > invalid values.
> >
> > 2) When there is a PLL freq available initialize *bclk_idx,
> > *dac_idx and *sysclk_idx with correct values and immediately
> > return the freq available.
> >
> > Fixes: 84fdc00d519f ("ASoC: codec: wm9860: Refactor PLL out freq
> > search")
> > Fixes: 303e8954af8d ("ASoC: codec: wm8960: Stop when a matching PLL
> > freq is found")
> > Suggested-by: Arnd Bergmann <arnd@xxxxxxxx>
> > Signed-off-by: Daniel Baluta <daniel.baluta@xxxxxxx>
> Looks good to me. Let me know if you need me to test this more
> thoroughly
> with randconfig builds, otherwise I'll assume it's fine and it will
> get tested once
> it shows up in linux-next.
>
> Acked-by: Arnd Bergmann <arnd@xxxxxxxx>
>
Hi Arnd,
Thanks for doing this. I wouldn't expect randconfigs builds to show
other issues.
Anyhow, would like to see if with your compiler there are no warnings
for the second patch of the series:
http://mailman.alsa-project.org/pipermail/alsa-devel/2017-April/120177.html
thanks,
Daniel.
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