device_remove_file(&of_dev->dev, &dev_attr_cpu_fan_speed);
device_remove_file(&of_dev->dev, &dev_attr_sensor1_fan_speed);
thermostat_exit(void){	if (of_dev) {		device_remove_file(&of_dev->dev, &dev_attr_cpu_temperature);		device_remove_file(&of_dev->dev, &dev_attr_gpu_temperature);		device_remove_file(&of_dev->dev, &dev_attr_cpu_limit);		device_remove_file(&of_dev->dev, &dev_attr_gpu_limit);		device_remove_file(&of_dev->dev, &dev_attr_limit_adjust);		device_remove_file(&of_dev->dev, &dev_attr_specified_fan_speed);		device_remove_file(&of_dev->dev, &dev_attr_cpu_fan_speed);		if(therm_type == ADT7460)			device_remove_file(&of_dev->dev,					   &dev_attr_gpu_fan_speed);		of_device_unregister(of_dev);	}	i2c_del_driver(&thermostat_driver);}