[alsa-devel] [PATCH v3] ALSA: mips: avoid potential uninitialized variable use

[Takashi Iwai]

On Mon, 16 Jan 2017 14:27:57 +0100,
Arnd Bergmann wrote:
> 
> MIPS allmodconfig results in this warning:
> 
> sound/mips/hal2.c: In function 'hal2_gain_get':
> sound/mips/hal2.c:224:35: error: 'r' may be used uninitialized in this function [-Werror=maybe-uninitialized]
> sound/mips/hal2.c:223:35: error: 'l' may be used uninitialized in this function [-Werror=maybe-uninitialized]
> sound/mips/hal2.c: In function 'hal2_gain_put':
> sound/mips/hal2.c:260:13: error: 'new' may be used uninitialized in this function [-Werror=maybe-uninitialized]
> sound/mips/hal2.c:260:13: error: 'old' may be used uninitialized in this function [-Werror=maybe-uninitialized]
> 
> Returning an error for all unexpected cases shuts up the warning
> 
> Signed-off-by: Arnd Bergmann <arnd at arndb.de>
> ---
> v3: actually send the correct patch, sorry for the mixup
> v2: return an error instead trying to handle gracefully

Thanks, applied now.


Takashi