diff --git a/drivers/thermal/thermal_core.c b/drivers/thermal/thermal_core.c
index 8c52746c5eba..4187f207bce9 100644
--- a/drivers/thermal/thermal_core.c
+++ b/drivers/thermal/thermal_core.c
@@ -804,7 +804,7 @@ static int thermal_bind_cdev_to_trip(struct thermal_zone_device *tz,
 	dev = kzalloc(sizeof(*dev), GFP_KERNEL);
 	if (!dev)
 		return -ENOMEM;
-	dev->tz = tz;
+
 	dev->cdev = cdev;
 	dev->trip = trip;
 	dev->upper = cool_spec->upper;
diff --git a/drivers/thermal/thermal_core.h b/drivers/thermal/thermal_core.h
index c983e7ff6ed0..9b19b614a1bc 100644
--- a/drivers/thermal/thermal_core.h
+++ b/drivers/thermal/thermal_core.h
@@ -213,7 +213,6 @@ int get_tz_trend(struct thermal_zone_device *tz, const struct thermal_trip *trip
 struct thermal_instance {
 	int id;
 	char name[THERMAL_NAME_LENGTH];
-	struct thermal_zone_device *tz;
 	struct thermal_cooling_device *cdev;
 	const struct thermal_trip *trip;
 	bool initialized;
diff --git a/drivers/thermal/thermal_helpers.c b/drivers/thermal/thermal_helpers.c
index be477b153add..dc374a7a1a65 100644
--- a/drivers/thermal/thermal_helpers.c
+++ b/drivers/thermal/thermal_helpers.c
@@ -181,8 +181,6 @@ void __thermal_cdev_update(struct thermal_cooling_device *cdev)
 
 	/* Make sure cdev enters the deepest cooling state */
 	list_for_each_entry(instance, &cdev->thermal_instances, cdev_node) {
-		dev_dbg(&cdev->device, "zone%d->target=%lu\n",
-			instance->tz->id, instance->target);
 		if (instance->target == THERMAL_NO_TARGET)
 			continue;
 		if (instance->target > target)