staging: comedi: serial2002: hookup the (*open) and (*close) last

For aesthetic reasons, hookup the comedi_device (*open) and (*close)
functions after everything else in the attach has succeeded.
Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/comedi/drivers/serial2002.c

@@ -751,8 +751,6 @@ static int serial2002_attach(struct comedi_device *dev,
 		return -ENOMEM;
 	dev->private = devpriv;
 
-	dev->open = serial_2002_open;
-	dev->close = serial_2002_close;
 	devpriv->port = it->options[0];
 	devpriv->speed = it->options[1];
 
@@ -806,6 +804,9 @@ static int serial2002_attach(struct comedi_device *dev,
 	s->range_table	= NULL;
 	s->insn_read	= serial2002_encoder_insn_read;
 
+	dev->open	= serial_2002_open;
+	dev->close	= serial_2002_close;
+
 	return 0;
 }