- stdev->thermal_base = devm_ioremap(&pdev->dev, stres->start,
- resource_size(stres));
- if (!stdev->thermal_base) {
- dev_err(&pdev->dev, "ioremap failed\n");
- return -ENOMEM;
- }
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ stdev->thermal_base = devm_ioremap_resource(&pdev->dev, res);
+ if (IS_ERR(stdev->thermal_base))
+ return PTR_ERR(stdev->thermal_base);