[PATCH] ALSA: usb-audio: Remove redundant assignment to len

[Takashi Iwai]

On Tue, 27 Apr 2021 12:26:34 +0200,
Jiapeng Chong wrote:
> 
> Variable len is set to zero but this value is never read as it is
> overwritten with a new value later on, hence it is a redundant
> assignment and can be removed.
> 
> Cleans up the following clang-analyzer warning:
> 
> sound/usb/mixer.c:2713:3: warning: Value stored to 'len' is never read
> [clang-analyzer-deadcode.DeadStores].
> 
> Reported-by: Abaci Robot <abaci at linux.alibaba.com>
> Signed-off-by: Jiapeng Chong <jiapeng.chong at linux.alibaba.com>

Thanks, applied.


Takashi