[ Upstream commit 3e53ef91f826957dec013c47707ffc1bb42b42d7 ] During probe, check the "get_irq" error value. Signed-off-by: Fabien Dessenne <fabien.dessenne@xxxxxx> Acked-by: Fabrice Gasnier <fabrice.gasnier@xxxxxx> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> --- 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 fcd4a1c00ca0..15a115210108 100644 --- a/drivers/iio/adc/stm32-dfsdm-adc.c +++ b/drivers/iio/adc/stm32-dfsdm-adc.c @@ -1144,6 +1144,12 @@ 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) { -- 2.20.1