From: H Hartley Sweeten <hsweeten@visionengravers.com>
Date: Wed, 10 Apr 2013 17:04:54 +0000 (-0700)
Subject: staging: comedi: rti800: use comedi_request_region()
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=b5fb9e6d23beddf0ead5e2abbc37f7ca30b981bf;p=linux-beck.git

staging: comedi: rti800: use comedi_request_region()

Use comedi_request_region() to request the I/O region used by this
driver.

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>
---

diff --git a/drivers/staging/comedi/drivers/rti800.c b/drivers/staging/comedi/drivers/rti800.c
index a94dbe7bd4fb..44bab88b679e 100644
--- a/drivers/staging/comedi/drivers/rti800.c
+++ b/drivers/staging/comedi/drivers/rti800.c
@@ -291,14 +291,12 @@ static int rti800_attach(struct comedi_device *dev, struct comedi_devconfig *it)
 {
 	const struct rti800_board *board = comedi_board(dev);
 	struct rti800_private *devpriv;
-	unsigned long iobase;
-	int ret;
 	struct comedi_subdevice *s;
+	int ret;
 
-	iobase = it->options[0];
-	if (!request_region(iobase, RTI800_IOSIZE, dev->board_name))
-		return -EIO;
-	dev->iobase = iobase;
+	ret = comedi_request_region(dev, it->options[0], RTI800_IOSIZE);
+	if (ret)
+		return ret;
 
 	outb(0, dev->iobase + RTI800_CSR);
 	inb(dev->iobase + RTI800_ADCHI);