X-Git-Url: http://pileus.org/git/?a=blobdiff_plain;f=drivers%2Fleds%2Fleds-pwm.c;h=605047428b5ad75e2d67add0edaecb912d35581a;hb=78c0f98cc9dd46824fa66f35f14ea24ba733d145;hp=b31d8e99c41992c77610fe5ca1694211035ea592;hpb=4a2829b97654ec773dabc681f232ab11cb347d01;p=~andy%2Flinux

diff --git a/drivers/leds/leds-pwm.c b/drivers/leds/leds-pwm.c
index b31d8e99c41..605047428b5 100644
--- a/drivers/leds/leds-pwm.c
+++ b/drivers/leds/leds-pwm.c
@@ -66,9 +66,11 @@ static void led_pwm_set(struct led_classdev *led_cdev,
 	struct led_pwm_data *led_dat =
 		container_of(led_cdev, struct led_pwm_data, cdev);
 	unsigned int max = led_dat->cdev.max_brightness;
-	unsigned int period =  led_dat->period;
+	unsigned long long duty =  led_dat->period;
 
-	led_dat->duty = brightness * period / max;
+	duty *= brightness;
+	do_div(duty, max);
+	led_dat->duty = duty;
 
 	if (led_dat->can_sleep)
 		schedule_work(&led_dat->work);
@@ -85,11 +87,10 @@ static inline size_t sizeof_pwm_leds_priv(int num_leds)
 static int led_pwm_create_of(struct platform_device *pdev,
 			     struct led_pwm_priv *priv)
 {
-	struct device_node *node = pdev->dev.of_node;
 	struct device_node *child;
 	int ret;
 
-	for_each_child_of_node(node, child) {
+	for_each_child_of_node(pdev->dev.of_node, child) {
 		struct led_pwm_data *led_dat = &priv->leds[priv->num_leds];
 
 		led_dat->cdev.name = of_get_property(child, "label",