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/das1800.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/drivers/staging/comedi/drivers/das1800.c b/drivers/staging/comedi/drivers/das1800.c
index 25e7e56..5aca8fb 100644
--- a/drivers/staging/comedi/drivers/das1800.c
+++ b/drivers/staging/comedi/drivers/das1800.c
@@ -656,7 +656,7 @@ static int das1800_cancel(struct comedi_device *dev, struct comedi_subdevice *s)
/* the guts of the interrupt handler, that is shared with das1800_ai_poll */
static void das1800_ai_handler(struct comedi_device *dev)
{
- struct comedi_subdevice *s = dev->subdevices + 0; /* analog input subdevice */
+ struct comedi_subdevice *s = &dev->subdevices[0];
struct comedi_async *async = s->async;
struct comedi_cmd *cmd = &async->cmd;
unsigned int status = inb(dev->iobase + DAS1800_STATUS);
@@ -1653,7 +1653,7 @@ static int das1800_attach(struct comedi_device *dev,
return retval;
/* analog input subdevice */
- s = dev->subdevices + 0;
+ s = &dev->subdevices[0];
dev->read_subdev = s;
s->type = COMEDI_SUBD_AI;
s->subdev_flags = SDF_READABLE | SDF_DIFF | SDF_GROUND | SDF_CMD_READ;
@@ -1670,7 +1670,7 @@ static int das1800_attach(struct comedi_device *dev,
s->cancel = das1800_cancel;
/* analog out */
- s = dev->subdevices + 1;
+ s = &dev->subdevices[1];
if (thisboard->ao_ability == 1) {
s->type = COMEDI_SUBD_AO;
s->subdev_flags = SDF_WRITABLE;
@@ -1683,7 +1683,7 @@ static int das1800_attach(struct comedi_device *dev,
}
/* di */
- s = dev->subdevices + 2;
+ s = &dev->subdevices[2];
s->type = COMEDI_SUBD_DI;
s->subdev_flags = SDF_READABLE;
s->n_chan = 4;
@@ -1692,7 +1692,7 @@ static int das1800_attach(struct comedi_device *dev,
s->insn_bits = das1800_di_rbits;
/* do */
- s = dev->subdevices + 3;
+ s = &dev->subdevices[3];
s->type = COMEDI_SUBD_DO;
s->subdev_flags = SDF_WRITABLE | SDF_READABLE;
s->n_chan = thisboard->do_n_chan;
--
1.7.11
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