Re: [PATCH] leds: pm8058: Make ledtype pointer sized type

From: Pavel Machek
Date: Thu Nov 30 2017 - 19:29:04 EST


Hi!

> > > of_device_get_match_data will return PM8058_LED_TYPE_*
> > > which clearly is a led type identifier.
> > >
> > > Thus unsigned long looks reasonable.
> >
> > Hmm. Ok. So u32 would actually make even more sense there (because
> > PM8058_LED_TYPE_* does not really need to be 64-bit), but it would
> > cause a warning.
> >
> > I don't like this. This fix actually makes code waste memory and is
> > uglier.
> >
> > ...but we get a warning fix. So I don't like the patch, but it is an
> > improvement...
>
> I *think* you can get away with (u32)(unsigned long)ptr ...

Yes, that should work. It would actually be my preferred solution.

Pavel
--
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