mfd: 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: Lee Jones <lee.jones@linaro.org>
diff --git a/drivers/mfd/lm3533-core.c b/drivers/mfd/lm3533-core.c
index 4b7e6da..8c29f7b 100644
--- a/drivers/mfd/lm3533-core.c
+++ b/drivers/mfd/lm3533-core.c
@@ -384,7 +384,7 @@
 
 static int lm3533_device_als_init(struct lm3533 *lm3533)
 {
-	struct lm3533_platform_data *pdata = lm3533->dev->platform_data;
+	struct lm3533_platform_data *pdata = dev_get_platdata(lm3533->dev);
 	int ret;
 
 	if (!pdata->als)
@@ -407,7 +407,7 @@
 
 static int lm3533_device_bl_init(struct lm3533 *lm3533)
 {
-	struct lm3533_platform_data *pdata = lm3533->dev->platform_data;
+	struct lm3533_platform_data *pdata = dev_get_platdata(lm3533->dev);
 	int i;
 	int ret;
 
@@ -436,7 +436,7 @@
 
 static int lm3533_device_led_init(struct lm3533 *lm3533)
 {
-	struct lm3533_platform_data *pdata = lm3533->dev->platform_data;
+	struct lm3533_platform_data *pdata = dev_get_platdata(lm3533->dev);
 	int i;
 	int ret;
 
@@ -481,7 +481,7 @@
 
 static int lm3533_device_init(struct lm3533 *lm3533)
 {
-	struct lm3533_platform_data *pdata = lm3533->dev->platform_data;
+	struct lm3533_platform_data *pdata = dev_get_platdata(lm3533->dev);
 	int ret;
 
 	dev_dbg(lm3533->dev, "%s\n", __func__);