- giu_platform_device = platform_device_register_simple("GIU", -1, NULL, 0);
- if (IS_ERR(giu_platform_device))
- return PTR_ERR(giu_platform_device);
+ giu_platform_device = platform_device_alloc("GIU", -1);
+ if (!giu_platform_device)
+ return -ENOMEM;
+
+ retval = platform_device_add(giu_platform_device);
+ if (retval < 0) {
+ platform_device_put(giu_platform_device);
+ return retval;
+ }