staging: comedi: rtd520: add whitespace to the subdevice init

To improve the readability, add some whitespace to the subdevice
init.
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/rtd520.c

@@ -1337,8 +1337,7 @@ static int rtd_attach_pci(struct comedi_device *dev, struct pci_dev *pcidev)
 	s->n_chan	= 16;
 	s->maxdata	= 0x0fff;
 	s->range_table	= thisboard->ai_range;
-
-	s->len_chanlist = RTD_MAX_CHANLIST;	/* devpriv->fifoLen */
+	s->len_chanlist	= RTD_MAX_CHANLIST;
 	s->insn_read	= rtd_ai_rinsn;
 	if (dev->irq) {
 		dev->read_subdev = s;