63 static struct platform_device *pf_device;  variable
608 	if (pf_device)  in acpi_add()
615 	pf_device = platform_device_register_simple(PLATFORM_NAME,  in acpi_add()
618 	if (IS_ERR(pf_device)) {  in acpi_add()
619 		ret = PTR_ERR(pf_device);  in acpi_add()
620 		pf_device = NULL;  in acpi_add()
625 	ret = sysfs_create_group(&pf_device->dev.kobj, &dev_attribute_group);  in acpi_add()
629 	if (!led_classdev_register(&pf_device->dev, &kbd_backlight))  in acpi_add()
632 	if (!led_classdev_register(&pf_device->dev, &tpad_led))  in acpi_add()
640 	platform_device_unregister(pf_device);  in acpi_add()
648 	sysfs_remove_group(&pf_device->dev.kobj, &dev_attribute_group);  in acpi_remove()
656 	platform_device_unregister(pf_device);  in acpi_remove()
657 	pf_device = NULL;  in acpi_remove()