1 files changed, 2 insertions, 5 deletions
diff --git a/drivers/thermal/thermal_hwmon.c b/drivers/thermal/thermal_hwmon.c
index f0e504fd866a..0ecccd4d8556 100644
--- a/drivers/thermal/thermal_hwmon.c
+++ b/drivers/thermal/thermal_hwmon.c
@@ -78,12 +78,9 @@ temp_crit_show(struct device *dev, struct device_attribute *attr, char *buf)
 	int temperature;
 	int ret;
 
-	mutex_lock(&tz->lock);
+	guard(thermal_zone)(tz);
 
 	ret = tz->ops.get_crit_temp(tz, &temperature);
-
-	mutex_unlock(&tz->lock);
-
 	if (ret)
 		return ret;
 
@@ -287,4 +284,4 @@ int devm_thermal_add_hwmon_sysfs(struct device *dev, struct thermal_zone_device
 }
 EXPORT_SYMBOL_GPL(devm_thermal_add_hwmon_sysfs);
 
-MODULE_IMPORT_NS(HWMON_THERMAL);
+MODULE_IMPORT_NS("HWMON_THERMAL");