mfd: ipaq-micro: Use devm_platform_ioremap_resource() in micro_probe()

Simplify this function implementation by using a known wrapper function.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <[e-mail]>
Signed-off-by: Lee Jones <[e-mail]>

drivers/mfd/ipaq-micro.c

···
 	if (IS_ERR(micro->base))
 		return PTR_ERR(micro->base);
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
-	if (!res)
-		return -EINVAL;
-
-	micro->sdlc = devm_ioremap_resource(&pdev->dev, res);
+	micro->sdlc = devm_platform_ioremap_resource(pdev, 1);
 	if (IS_ERR(micro->sdlc))
 		return PTR_ERR(micro->sdlc);