From: H Hartley Sweeten <hartleys@visionengravers.com>
Date: Thu, 6 Sep 2012 01:59:44 +0000 (-0700)
Subject: staging: comedi: range: remove subdevice pointer math
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=d08d6cfe3b594b797e1204891613d1cdf70fb0c7;p=openwrt%2Fstaging%2Fblogic.git

staging: comedi: range: remove subdevice pointer math

Convert the comedi_subdevice access from pointer math to array
access.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/staging/comedi/range.c b/drivers/staging/comedi/range.c
index 5a6b6df07513..59ff0cf73381 100644
--- a/drivers/staging/comedi/range.c
+++ b/drivers/staging/comedi/range.c
@@ -68,7 +68,7 @@ int do_rangeinfo_ioctl(struct comedi_device *dev,
 		return -EINVAL;
 	if (subd >= dev->n_subdevices)
 		return -EINVAL;
-	s = dev->subdevices + subd;
+	s = &dev->subdevices[subd];
 	if (s->range_table) {
 		lr = s->range_table;
 	} else if (s->range_table_list) {