hwmon: (ina2xx) Remove casting the return value which is a void pointer

Casting the return value which is a void pointer is redundant.
The conversion from void pointer to any other pointer type is
guaranteed by the C programming language.
Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Acked-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>

drivers/hwmon/ina2xx.c

@@ -233,8 +233,7 @@ static int ina2xx_probe(struct i2c_client *client,
 		return -ENOMEM;
 
 	if (dev_get_platdata(&client->dev)) {
-		pdata =
-		  (struct ina2xx_platform_data *)dev_get_platdata(&client->dev);
+		pdata = dev_get_platdata(&client->dev);
 		shunt = pdata->shunt_uohms;
 	} else if (!of_property_read_u32(client->dev.of_node,
 				"shunt-resistor", &val)) {