Re: [PATCH] Staging: leds: replace divide condition 'shift / 16' with 'shift >= 16'

From: Lee Jones
Date: Tue Oct 15 2024 - 05:01:13 EST


On Fri, 11 Oct 2024, Pavel Machek wrote:

> Hi!
>
> > Staging! Why Staging?
> >
> > On Sun, 22 Sep 2024, Dipendra Khadka wrote:
> >
> > > Smatch reported following:
> > > '''
> > > drivers/leds/leds-bcm6328.c:116 bcm6328_led_mode() warn: replace divide condition 'shift / 16' with 'shift >= 16'
> > > drivers/leds/leds-bcm6328.c:360 bcm6328_led() warn: replace divide condition 'shift / 16' with 'shift >= 16'
> > > '''
> > > Replacing 'shift / 16' with 'shift >= 16'.
> >
> > More info please.
> >
> > - What is the current problem you're attempting to solve?
> > - How does this patch help with that?
> > - What are the consequences for not applying this fix?
>
> Take a look at patch. Doing shift / 16 when testing on >= 16 is just
> ugly. It is simple cleanup.

You missed the point of the comments.

Copying / pasting the warning into the subject-line and commit message
without any additional wordage is sub-optimal. Please improve the
commit message.

--
Lee Jones [李琼斯]