Re: [PATCH 07/10] misc: mic: vop: vop_main: Remove set but unused variable 'ret'

Arnd Bergmann
2020-06-26T16:14:07Z

On Fri, Jun 26, 2020 at 3:05 PM Lee Jones <lee.jones@linaro.org> wrote:
>
> Hasn't been checked since its conception 2 years ago.
>
> Squashes W=1 warning:
>
> drivers/misc/mic/vop/vop_main.c: In function ‘_vop_scan_devices’:
> drivers/misc/mic/vop/vop_main.c:617:6: warning: variable ‘ret’ set but not used [-Wunused-but-set-variable]
> 617 | int ret;
> | ^~~
>
> Cc: Sudeep Dutt <sudeep.dutt@intel.com>
> Cc: Ashutosh Dixit <ashutosh.dixit@intel.com>
> Cc: Christian Borntraeger <borntraeger@de.ibm.com>
> Signed-off-by: Lee Jones <lee.jones@linaro.org>

This is a correct change, but I'd take it one step further and make the
_vop_remove_device() function return 'void' if you don't mind
respinning the patch.

Either way

Acked-by: Arnd Bergmann <arnd@arndb.de>