diff --git a/[refs] b/[refs]
index 14b0e5d90a1d..765c69894957 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: ef45cb624b9517f71ad6c61299478c2cc08e4d98
+refs/heads/master: bb070e43497d4fcfea7d8b52003fe1376c218343
diff --git a/trunk/drivers/acpi/thermal.c b/trunk/drivers/acpi/thermal.c
index c4e00ac8ea85..1bcecc7dd2ca 100644
--- a/trunk/drivers/acpi/thermal.c
+++ b/trunk/drivers/acpi/thermal.c
@@ -1125,7 +1125,7 @@ static int acpi_thermal_register_thermal_zone(struct acpi_thermal *tz)
 			tz->trips.active[i].flags.valid; i++, trips++);
 	tz->thermal_zone = thermal_zone_device_register("ACPI thermal zone",
 					trips, tz, &acpi_thermal_zone_ops);
-	if (!tz->thermal_zone)
+	if (IS_ERR(tz->thermal_zone))
 		return -ENODEV;
 
 	result = sysfs_create_link(&tz->device->dev.kobj,