leds: leds-gpio: Use of_get_child_count() helper

Use of_get_child_count() instead of custom implementation.

Signed-off-by: Tobias Klauser <klto@zhaw.ch>
Signed-off-by: Bryan Wu <bryan.wu@canonical.com>

diff --git a/drivers/leds/leds-gpio.c b/drivers/leds/leds-gpio.c
index c392c1e..cde85ba 100644 (file)
--- a/drivers/leds/leds-gpio.c
+++ b/drivers/leds/leds-gpio.c
@@ -170,11 +170,10 @@ static struct gpio_leds_priv * __devinit gpio_leds_create_of(struct platform_dev
 {
        struct device_node *np = pdev->dev.of_node, *child;
        struct gpio_leds_priv *priv;
-       int count = 0, ret;
+       int count, ret;
 
        /* count LEDs in this device, so we know how much to allocate */
-       for_each_child_of_node(np, child)
-               count++;
+       count = of_get_child_count(np);
        if (!count)
                return NULL;