Re: [PATCH] of: unittest: Use platform_get_irq_optional() for non-existing interrupt

From: Geert Uytterhoeven
Date: Thu Oct 17 2019 - 02:59:39 EST


Hi Stephen,

On Thu, Oct 17, 2019 at 1:23 AM Stephen Boyd <swboyd@xxxxxxxxxxxx> wrote:
> Quoting Geert Uytterhoeven (2019-10-16 07:31:42)
> > diff --git a/drivers/of/unittest.c b/drivers/of/unittest.c
> > index 9efae29722588a35..34da22f8b0660989 100644
> > --- a/drivers/of/unittest.c
> > +++ b/drivers/of/unittest.c
> > @@ -1121,7 +1121,7 @@ static void __init of_unittest_platform_populate(void)
> > np = of_find_node_by_path("/testcase-data/testcase-device2");
> > pdev = of_find_device_by_node(np);
> > unittest(pdev, "device 2 creation failed\n");
> > - irq = platform_get_irq(pdev, 0);
> > + irq = platform_get_irq_optional(pdev, 0);
> > unittest(irq < 0 && irq != -EPROBE_DEFER,
>
> This is a test to make sure that irq failure doesn't return probe defer.
> Do we want to silence the error message that we're expecting to see?

I think so. We're not interested in error messages for expected failures,
only in error messages for unittest() failures.

Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds