USB: cp210x: call generic open last in open

Make sure port is fully initialised before calling generic open.

Signed-off-by: Johan Hovold <jhovold@gmail.com>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c
index c2b5d4a..bb4290b 100644
--- a/drivers/usb/serial/cp210x.c
+++ b/drivers/usb/serial/cp210x.c
@@ -410,13 +410,10 @@
 		return result;
 	}
 
-	result = usb_serial_generic_open(tty, port);
-	if (result)
-		return result;
-
 	/* Configure the termios structure */
 	cp210x_get_termios(tty, port);
-	return 0;
+
+	return usb_serial_generic_open(tty, port);
 }
 
 static void cp210x_close(struct usb_serial_port *port)