leds: led-class: set permissions on max_brightness file to 0444

max_brightness is not writable, thus set permissions to 0444.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Richard Purdie <rpurdie@linux.intel.com>

diff --git a/drivers/leds/led-class.c b/drivers/leds/led-class.c
index 69e7d86..2606600 100644 (file)
--- a/drivers/leds/led-class.c
+++ b/drivers/leds/led-class.c
@@ -74,7 +74,7 @@ static ssize_t led_max_brightness_show(struct device *dev,
 
 static struct device_attribute led_class_attrs[] = {
        __ATTR(brightness, 0644, led_brightness_show, led_brightness_store),
-       __ATTR(max_brightness, 0644, led_max_brightness_show, NULL),
+       __ATTR(max_brightness, 0444, led_max_brightness_show, NULL),
 #ifdef CONFIG_LEDS_TRIGGERS
        __ATTR(trigger, 0644, led_trigger_show, led_trigger_store),
 #endif