leds: Don't allow brightness values greater than max_brightness
Since commit 4d71a4a12b13 ("leds: Add support for setting brightness in
a synchronous way") the value passed to brightness_set() is no longer
limited to max_brightness and can be different from the internally saved
brightness value.
Signed-off-by: Gabriele Mazzotta <gabriele.mzt@gmail.com>
Signed-off-by: Bryan Wu <cooloney@gmail.com>
diff --git a/drivers/leds/leds.h b/drivers/leds/leds.h
index 2348dbd..79efe57 100644
--- a/drivers/leds/leds.h
+++ b/drivers/leds/leds.h
@@ -20,7 +20,8 @@
static inline void led_set_brightness_async(struct led_classdev *led_cdev,
enum led_brightness value)
{
- led_cdev->brightness = min(value, led_cdev->max_brightness);
+ value = min(value, led_cdev->max_brightness);
+ led_cdev->brightness = value;
if (!(led_cdev->flags & LED_SUSPENDED))
led_cdev->brightness_set(led_cdev, value);