From: H Hartley Sweeten <hartleys@visionengravers.com>
Date: Thu, 6 Sep 2012 01:21:25 +0000 (-0700)
Subject: staging: comedi: drivers: remove subdevice pointer math
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=5e4c58ce65103a820c4ca4b4b0bd8609e638cf75;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

staging: comedi: drivers: 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/drivers.c b/drivers/staging/comedi/drivers.c
index 3153388ab810..5e91444b7d3d 100644
--- a/drivers/staging/comedi/drivers.c
+++ b/drivers/staging/comedi/drivers.c
@@ -71,7 +71,7 @@ int comedi_alloc_subdevices(struct comedi_device *dev, int num_subdevices)
 	dev->n_subdevices = num_subdevices;
 
 	for (i = 0; i < num_subdevices; ++i) {
-		s = dev->subdevices + i;
+		s = &dev->subdevices[i];
 		s->device = dev;
 		s->async_dma_dir = DMA_NONE;
 		spin_lock_init(&s->spin_lock);
@@ -88,7 +88,7 @@ static void cleanup_device(struct comedi_device *dev)
 
 	if (dev->subdevices) {
 		for (i = 0; i < dev->n_subdevices; i++) {
-			s = dev->subdevices + i;
+			s = &dev->subdevices[i];
 			comedi_free_subdevice_minor(s);
 			if (s->async) {
 				comedi_buf_alloc(dev, s, 0);
@@ -260,7 +260,7 @@ static int postconfig(struct comedi_device *dev)
 	int ret;
 
 	for (i = 0; i < dev->n_subdevices; i++) {
-		s = dev->subdevices + i;
+		s = &dev->subdevices[i];
 
 		if (s->type == COMEDI_SUBD_UNUSED)
 			continue;