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?