66 static struct platform_device *pf_device;  variable
679 	if (pf_device)  in acpi_add()
686 	pf_device = platform_device_register_simple(PLATFORM_NAME,  in acpi_add()
689 	if (IS_ERR(pf_device)) {  in acpi_add()
690 		ret = PTR_ERR(pf_device);  in acpi_add()
691 		pf_device = NULL;  in acpi_add()
744 	ret = sysfs_create_group(&pf_device->dev.kobj, &dev_attribute_group);  in acpi_add()
749 	led_classdev_register(&pf_device->dev, &kbd_backlight);  in acpi_add()
750 	led_classdev_register(&pf_device->dev, &tpad_led);  in acpi_add()
758 	platform_device_unregister(pf_device);  in acpi_add()
766 	sysfs_remove_group(&pf_device->dev.kobj, &dev_attribute_group);  in acpi_remove()
773 	platform_device_unregister(pf_device);  in acpi_remove()
774 	pf_device = NULL;  in acpi_remove()