leds: use dev_get_platdata()

Use the wrapper function for retrieving the platform data instead of
accessing dev->platform_data directly.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Bryan Wu <cooloney@gmail.com>
diff --git a/drivers/leds/leds-netxbig.c b/drivers/leds/leds-netxbig.c
index c61c5eb..2f9f141 100644
--- a/drivers/leds/leds-netxbig.c
+++ b/drivers/leds/leds-netxbig.c
@@ -306,7 +306,7 @@
 		   struct netxbig_led_data *led_dat,
 		   const struct netxbig_led *template)
 {
-	struct netxbig_led_platform_data *pdata = pdev->dev.platform_data;
+	struct netxbig_led_platform_data *pdata = dev_get_platdata(&pdev->dev);
 	int ret;
 
 	spin_lock_init(&led_dat->lock);
@@ -354,7 +354,7 @@
 
 static int netxbig_led_probe(struct platform_device *pdev)
 {
-	struct netxbig_led_platform_data *pdata = pdev->dev.platform_data;
+	struct netxbig_led_platform_data *pdata = dev_get_platdata(&pdev->dev);
 	struct netxbig_led_data *leds_data;
 	int i;
 	int ret;
@@ -391,7 +391,7 @@
 
 static int netxbig_led_remove(struct platform_device *pdev)
 {
-	struct netxbig_led_platform_data *pdata = pdev->dev.platform_data;
+	struct netxbig_led_platform_data *pdata = dev_get_platdata(&pdev->dev);
 	struct netxbig_led_data *leds_data;
 	int i;