hwmon: 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: Guenter Roeck <linux@roeck-us.net>
diff --git a/drivers/hwmon/ds620.c b/drivers/hwmon/ds620.c
index f1d6b42..0918b91 100644
--- a/drivers/hwmon/ds620.c
+++ b/drivers/hwmon/ds620.c
@@ -77,7 +77,7 @@
 
 static void ds620_init_client(struct i2c_client *client)
 {
-	struct ds620_platform_data *ds620_info = client->dev.platform_data;
+	struct ds620_platform_data *ds620_info = dev_get_platdata(&client->dev);
 	u16 conf, new_conf;
 
 	new_conf = conf =