USB: serial: io_ti: drop short control-transfer check

There's no need to check for short control transfers when sending data
so remove the redundant sanity check.
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Johan Hovold <johan@kernel.org>

drivers/usb/serial/io_ti.c

@@ -283,11 +283,7 @@ static int ti_vsend_sync(struct usb_device *dev, u8 request, u16 value,
 			value, index, data, size, timeout);
 	if (status < 0)
 		return status;
-	if (status != size) {
-		dev_dbg(&dev->dev, "%s - wanted to write %d, but only wrote %d\n",
-			__func__, size, status);
-		return -ECOMM;
-	}
+
 	return 0;
 }