linux-kernel - Re: [PATCH v1 4/7] gpiolib: Call validate_desc() when VALIDATE

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Message-ID: <Z_91lpPIjtXvYbap@smile.fi.intel.com>
Date: Wed, 16 Apr 2025 12:17:10 +0300
From: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To: Linus Walleij <linus.walleij@...aro.org>
Cc: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>,
	linux-gpio@...r.kernel.org, linux-kernel@...r.kernel.org,
	Bartosz Golaszewski <brgl@...ev.pl>
Subject: Re: [PATCH v1 4/7] gpiolib: Call validate_desc() when
 VALIDATE_DESC() can't be used

On Wed, Apr 16, 2025 at 10:44:18AM +0200, Linus Walleij wrote:
> On Tue, Apr 15, 2025 at 1:11 PM Andy Shevchenko
> <andriy.shevchenko@...ux.intel.com> wrote:
> 
> > Call validate_desc() directly when VALIDATE_DESC() can't be used.
> > It will print additional information useful for debugging.
> >
> > Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
> 
> Reviewed-by: Linus Walleij <linus.walleij@...aro.org>

Thank you!

...

> >         if (gc->to_irq) {
> > -               int retirq = gc->to_irq(gc, offset);
> > +               ret = gc->to_irq(gc, offset);
> > +               if (ret)
> > +                       return ret;
> >
> >                 /* Zero means NO_IRQ */
> > -               if (!retirq)
> > -                       return -ENXIO;
> > -
> > -               return retirq;
> > +               return -ENXIO;
> 
> Totally unrelated change - but I'm fine with that :D

It's not totally (it's a reuse of the same variable), but I can split it.
Bart, what do you prefer?

-- 
With Best Regards,
Andy Shevchenko