Re: [PATCH] Fix warning and undefined behavior in mmc voltage handling
From: Ulf Hansson
Date: Tue Apr 16 2019 - 05:29:08 EST
On Tue, 16 Apr 2019 at 10:00, Pavel Machek <pavel@xxxxxx> wrote:
>
> On Tue 2019-04-16 09:48:51, Ulf Hansson wrote:
> > On Fri, 12 Apr 2019 at 11:34, Pavel Machek <pavel@xxxxxx> wrote:
> > >
> > > !voltage_ranges is tested for too late, allowing warning and undefined
> > > behavior. Fix that.
> > >
> > > Signed-off-by: Pavel Machek <pavel@xxxxxx>
> >
> > Pavel, thanks for your patch.
> >
> > Would you mind re-posting to linux-mmc so I can get it into the
> > patchtracker. Please also change the prefix of the header to "mmc:
> > core:".
>
> Done.
Thanks!
>
> > > Plus I guess author should add parenthesis in the expression. a / b /
> > > c is _not_ common idiom.
>
> Can you do something about the a / b / c situation?
Sure.
>
> > > - num_ranges = num_ranges / sizeof(*voltage_ranges) / 2;
> > > + num_ranges = num_ranges / sizeof(*voltage_ranges) / 2;
>
> I guess it is:
> num_ranges = (num_ranges / sizeof(*voltage_ranges)) / 2;
Just send a patch on top, then I will apply it.
Kind regards
Uffe