mfd: ipaq-micro: Delete redundant return value check of platform_get_resource()

devm_ioremap_resource does checks on the resource. No need to
duplicate this in the driver.
Signed-off-by: NBelén Sarabia <belensarabia@gmail.com>
Signed-off-by: NLee Jones <lee.jones@linaro.org>

drivers/mfd/ipaq-micro.c

@@ -400,9 +400,6 @@ static int __init micro_probe(struct platform_device *pdev)
 	micro->dev = &pdev->dev;
 
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	if (!res)
-		return -EINVAL;
-
 	micro->base = devm_ioremap_resource(&pdev->dev, res);
 	if (IS_ERR(micro->base))
 		return PTR_ERR(micro->base);