Re: [PATCH -next] ALSA: usb-audio: Remove set but not used variable 'first_ch_bits'

From: Takashi Iwai
Date: Wed Jan 09 2019 - 04:32:49 EST


On Wed, 09 Jan 2019 03:20:16 +0100,
YueHaibing wrote:
>
> Fixes gcc '-Wunused-but-set-variable' warning:
>
> sound/usb/mixer.c: In function 'parse_audio_feature_unit':
> sound/usb/mixer.c:1838:28: warning:
> variable 'first_ch_bits' set but not used [-Wunused-but-set-variable]
>
> It never used since 2.6
>
> Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx>

Thanks, applied now.


Takashi