Convert the comedi_subdevice access from pointer math to array
access.
Signed-off-by: H Hartley Sweeten <hsweeten@xxxxxxxxxxxxxxxxxxx>
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/staging/comedi/drivers/amplc_pc236.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/staging/comedi/drivers/amplc_pc236.c b/drivers/staging/comedi/drivers/amplc_pc236.c
index 52f7575..a957cd8 100644
--- a/drivers/staging/comedi/drivers/amplc_pc236.c
+++ b/drivers/staging/comedi/drivers/amplc_pc236.c
@@ -412,7 +412,7 @@ static int pc236_intr_cancel(struct comedi_device *dev,
static irqreturn_t pc236_interrupt(int irq, void *d)
{
struct comedi_device *dev = d;
- struct comedi_subdevice *s = dev->subdevices + 1;
+ struct comedi_subdevice *s = &dev->subdevices[1];
int handled;
handled = pc236_intr_check(dev);
@@ -464,14 +464,14 @@ static int pc236_common_attach(struct comedi_device *dev, unsigned long iobase,
if (ret)
return ret;
- s = dev->subdevices + 0;
+ s = &dev->subdevices[0];
/* digital i/o subdevice (8255) */
ret = subdev_8255_init(dev, s, NULL, iobase);
if (ret < 0) {
dev_err(dev->class_dev, "error! out of memory!\n");
return ret;
}
- s = dev->subdevices + 1;
+ s = &dev->subdevices[1];
dev->read_subdev = s;
s->type = COMEDI_SUBD_UNUSED;
pc236_intr_disable(dev);
@@ -598,7 +598,7 @@ static void pc236_detach(struct comedi_device *dev)
if (dev->irq)
free_irq(dev->irq, dev);
if (dev->subdevices)
- subdev_8255_cleanup(dev, dev->subdevices + 0);
+ subdev_8255_cleanup(dev, &dev->subdevices[0]);
if (is_isa_board(thisboard)) {
if (dev->iobase)
release_region(dev->iobase, PC236_IO_SIZE);
--
1.7.11
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