565 	struct nouveau_hwmon *hwmon;  in nouveau_hwmon_init()  local
569 	hwmon = drm->hwmon = kzalloc(sizeof(*hwmon), GFP_KERNEL);  in nouveau_hwmon_init()
570 	if (!hwmon)  in nouveau_hwmon_init()
572 	hwmon->dev = dev;  in nouveau_hwmon_init()
616 	hwmon->hwmon = hwmon_dev;  in nouveau_hwmon_init()
623 	hwmon->hwmon = NULL;  in nouveau_hwmon_init()
634 	struct nouveau_hwmon *hwmon = nouveau_hwmon(dev);  in nouveau_hwmon_fini()  local
636 	if (hwmon->hwmon) {  in nouveau_hwmon_fini()
637 		sysfs_remove_group(&hwmon->hwmon->kobj, &hwmon_default_attrgroup);  in nouveau_hwmon_fini()
638 		sysfs_remove_group(&hwmon->hwmon->kobj, &hwmon_temp_attrgroup);  in nouveau_hwmon_fini()
639 		sysfs_remove_group(&hwmon->hwmon->kobj, &hwmon_pwm_fan_attrgroup);  in nouveau_hwmon_fini()
640 		sysfs_remove_group(&hwmon->hwmon->kobj, &hwmon_fan_rpm_attrgroup);  in nouveau_hwmon_fini()
642 		hwmon_device_unregister(hwmon->hwmon);  in nouveau_hwmon_fini()
645 	nouveau_drm(dev)->hwmon = NULL;  in nouveau_hwmon_fini()
646 	kfree(hwmon);  in nouveau_hwmon_fini()