media: radio: remove redundant assignment to variable retval

The variable retval is being initialized with a value that is
never read and it is being updated later with a new value. The
initialization is redundant and can be removed.

Addresses-Coverity: ("Unused value")

Signed-off-by: Colin Ian King <[email protected]>
Signed-off-by: Hans Verkuil <[email protected]>
Signed-off-by: Mauro Carvalho Chehab <[email protected]>

Author: Colin Ian King

drivers/media/radio/si4713/radio-usb-si4713.c

@@ -414,7 +414,7 @@ static int usb_si4713_probe(struct usb_interface *intf,
 	struct si4713_usb_device *radio;
 	struct i2c_adapter *adapter;
 	struct v4l2_subdev *sd;
-	int retval = -ENOMEM;
+	int retval;
 
 	dev_info(&intf->dev, "Si4713 development board discovered: (%04X:%04X)\n",
 			id->idVendor, id->idProduct);