Re: [PATCH V5 1/3] platform/x86: Add Intel Software Defined Silicon driver

From: David E. Box
Date: Fri Feb 04 2022 - 12:01:10 EST


On Fri, 2022-02-04 at 06:01 -0800, Joe Perches wrote:
> On Fri, 2022-02-04 at 05:23 -0800, David E. Box wrote:
> > On Fri, 2022-02-04 at 02:14 -0800, Joe Perches wrote:
> > > On Thu, 2022-02-03 at 21:30 -0800, David E. Box wrote:
> []
> > > > - In binary attribute handlers where ret is only used for errors,
> > > > replace,
> > > > return (ret < 0) ? ret : size;
> > > > with,
> > > > return ret ?: size;
> > >
> > > I think this style overly tricky.
> > >
> > > Why not the canonical:
> > >
> > > if (ret < 0)
> > > return ret;
> > >
> > > return size;
> >
> > I can see not using the 2 parameter shortcut of the ternary operator, but
> > the
> > regular 3 parameter expression is easy to read for simple operations.
>
> The issue to me is it combines an error test and error return
> with the common return.

Ah, okay.

>
> it's also being used and avoided / naked with the similar
>
> return min(ret, size);
>
> https://lore.kernel.org/lkml/20211116121014.1675-1-zhaoxiao@xxxxxxxxxxxxx/T/

Thanks.