Re: [PATCH v2 1/3] mfd: upboard: Add UP2 platform controller driver

[Andy Shevchenko]

On Thu, Oct 25, 2018 at 12:05:05PM +0100, Lee Jones wrote:
> On Sat, 20 Oct 2018, Andy Shevchenko wrote:
> > On Fri, Oct 19, 2018 at 8:26 PM Dan O'Donovan <dan@xxxxxxxxxx> wrote:

> > > +       ret = upboard_init_gpio(dev);
> > > +       if (ret) {
> > > +               if (ret != -EPROBE_DEFER)
> > > +                       dev_err(dev, "failed to init GPIOs: %d", ret);
> > > +               return ret;
> > > +       }
> > 
> > I don't know if probe_err() helper is going to be a part of v4.21
> > (which this series targets), it would be good to use it.
> 
> Interesting.  What does it do?

The code will tell better than I
https://lore.kernel.org/lkml/20181017132205.5204-1-a.hajda@xxxxxxxxxxx/


-- 
With Best Regards,
Andy Shevchenko