diff --git a/drivers/thermal/thermal_core.c b/drivers/thermal/thermal_core.c
index 929092fc25ef..a6df07786362 100644
--- a/drivers/thermal/thermal_core.c
+++ b/drivers/thermal/thermal_core.c
@@ -402,7 +402,7 @@ static void thermal_zone_device_set_polling(struct thermal_zone_device *tz,
 		mod_delayed_work(system_freezable_wq, &tz->poll_queue,
 				 msecs_to_jiffies(delay));
 	else
-		cancel_delayed_work_sync(&tz->poll_queue);
+		cancel_delayed_work(&tz->poll_queue);
 }
 
 static void monitor_thermal_zone(struct thermal_zone_device *tz)
@@ -2002,7 +2002,7 @@ void thermal_zone_device_unregister(struct thermal_zone_device *tz)
 
 	mutex_unlock(&thermal_list_lock);
 
-	thermal_zone_device_set_polling(tz, 0);
+	cancel_delayed_work_sync(&tz->poll_queue);
 
 	if (tz->type[0])
 		device_remove_file(&tz->device, &dev_attr_type);