USB: option: fix line-control pipe direction

The option line-control request has been using the wrong pipe direction,
while relying on USB core to fix it up.

Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/usb/serial/option.c

@@ -1936,7 +1936,7 @@ static int option_send_setup(struct usb_serial_port *port)
 	if (res)
 		return res;
 
-	res = usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0),
+	res = usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0),
 				0x22, 0x21, val, priv->bInterfaceNumber, NULL,
 				0, USB_CTRL_SET_TIMEOUT);