On 4/24/19 2:51 PM, Fabien Dessenne wrote: > During probe, check the "get_irq" error value. > > Signed-off-by: Fabien Dessenne <fabien.dessenne@xxxxxx> > --- Hi Fabien, Acked-by: Fabrice Gasnier <fabrice.gasnier@xxxxxx> Thanks, Fabrice > drivers/iio/adc/stm32-dfsdm-adc.c | 6 ++++++ > 1 file changed, 6 insertions(+) > > diff --git a/drivers/iio/adc/stm32-dfsdm-adc.c b/drivers/iio/adc/stm32-dfsdm-adc.c > index 19adc2b..588907c 100644 > --- a/drivers/iio/adc/stm32-dfsdm-adc.c > +++ b/drivers/iio/adc/stm32-dfsdm-adc.c > @@ -1456,6 +1456,12 @@ static int stm32_dfsdm_adc_probe(struct platform_device *pdev) > * So IRQ associated to filter instance 0 is dedicated to the Filter 0. > */ > irq = platform_get_irq(pdev, 0); > + if (irq < 0) { > + if (irq != -EPROBE_DEFER) > + dev_err(dev, "Failed to get IRQ: %d\n", irq); > + return irq; > + } > + > ret = devm_request_irq(dev, irq, stm32_dfsdm_irq, > 0, pdev->name, adc); > if (ret < 0) { >