diff --git a/include/linux/thermal.h b/include/linux/thermal.h
index 7b3dbfe15b59..216185bb3014 100644
--- a/include/linux/thermal.h
+++ b/include/linux/thermal.h
@@ -426,9 +426,6 @@ static inline struct thermal_zone_device *thermal_zone_device_register(
 static inline void thermal_zone_device_unregister(
 	struct thermal_zone_device *tz)
 { }
-static inline void thermal_zone_device_update(struct thermal_zone_device *tz,
-					      enum thermal_notify_event event)
-{ }
 static inline struct thermal_cooling_device *
 thermal_cooling_device_register(char *type, void *devdata,
 	const struct thermal_cooling_device_ops *ops)