diff --git a/drivers/leds/led-class.c b/drivers/leds/led-class.c
index 7391d2cf1370..93fdca5c7dc5 100644
--- a/drivers/leds/led-class.c
+++ b/drivers/leds/led-class.c
@@ -28,11 +28,14 @@ static ssize_t brightness_show(struct device *dev,
 		struct device_attribute *attr, char *buf)
 {
 	struct led_classdev *led_cdev = dev_get_drvdata(dev);
+	unsigned int brightness;
 
-	/* no lock needed for this */
+	mutex_lock(&led_cdev->led_access);
 	led_update_brightness(led_cdev);
+	brightness = led_cdev->brightness;
+	mutex_unlock(&led_cdev->led_access);
 
-	return sprintf(buf, "%u\n", led_cdev->brightness);
+	return sprintf(buf, "%u\n", brightness);
 }
 
 static ssize_t brightness_store(struct device *dev,
@@ -69,8 +72,13 @@ static ssize_t max_brightness_show(struct device *dev,
 		struct device_attribute *attr, char *buf)
 {
 	struct led_classdev *led_cdev = dev_get_drvdata(dev);
+	unsigned int max_brightness;
 
-	return sprintf(buf, "%u\n", led_cdev->max_brightness);
+	mutex_lock(&led_cdev->led_access);
+	max_brightness = led_cdev->max_brightness;
+	mutex_unlock(&led_cdev->led_access);
+
+	return sprintf(buf, "%u\n", max_brightness);
 }
 static DEVICE_ATTR_RO(max_brightness);
 
diff --git a/include/linux/leds.h b/include/linux/leds.h
index 79ab2dfd3c72..01fccb1c5001 100644
--- a/include/linux/leds.h
+++ b/include/linux/leds.h
@@ -161,7 +161,7 @@ struct led_classdev {
 	struct kernfs_node	*brightness_hw_changed_kn;
 #endif
 
-	/* Ensures consistent access to the LED Flash Class device */
+	/* Ensures consistent access to the LED class device */
 	struct mutex		led_access;
 };