Re: [PATCH] iio: tsl2772: remove unused prox_diode_mask variable

From: Jonathan Cameron
Date: Sat Apr 01 2023 - 10:05:25 EST


On Mon, 27 Mar 2023 16:07:48 +0300
Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx> wrote:

> On Mon, Mar 27, 2023 at 08:08:23AM -0400, Tom Rix wrote:
> > clang with W=1 reports
> > drivers/iio/light/tsl2772.c:576:24: error: variable
> > 'prox_diode_mask' set but not used [-Werror,-Wunused-but-set-variable]
> > int i, ret, num_leds, prox_diode_mask;
> > ^
> > This variable is not used so remove it.
>
> While from the compilation point of view this is a correct fix, I think
> we need to hear from the author (or interested stakeholders) about this
> feature. Perhaps it should be enabled / fixed differently.
>

Superficially it looks like this value should have been stored to
chip->settings.prox_diode

+CC people who might know...

Jonathan