platform_get_irq() and platform_get_resource() can fail here and we must check its return value.
Signed-off-by: Arvind Yadav <arvind.yadav...@gmail.com> --- drivers/mfd/intel-lpss-acpi.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/mfd/intel-lpss-acpi.c b/drivers/mfd/intel-lpss-acpi.c index 7911b0a..cb84de5 100644 --- a/drivers/mfd/intel-lpss-acpi.c +++ b/drivers/mfd/intel-lpss-acpi.c @@ -92,6 +92,8 @@ static int intel_lpss_acpi_probe(struct platform_device *pdev) info->mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); info->irq = platform_get_irq(pdev, 0); + if (!info->mem || info->irq < 0) + return -ENOMEM; pm_runtime_set_active(&pdev->dev); pm_runtime_enable(&pdev->dev); -- 2.7.4