Convert the comedi_subdevice access from pointer math to array
access.
Signed-off-by: H Hartley Sweeten <[email protected]>
Cc: Greg Kroah-Hartman <[email protected]>
---
drivers/staging/comedi/drivers/usbduxsigma.c | 14 +++++++-------
1 file changed, 7 insertions(+), 7 deletions(-)
diff --git a/drivers/staging/comedi/drivers/usbduxsigma.c
b/drivers/staging/comedi/drivers/usbduxsigma.c
index f54ab8c..034f5df 100644
--- a/drivers/staging/comedi/drivers/usbduxsigma.c
+++ b/drivers/staging/comedi/drivers/usbduxsigma.c
@@ -356,7 +356,7 @@ static void usbduxsub_ai_IsocIrq(struct urb *urb)
/* the private structure of the subdevice is struct usbduxsub */
this_usbduxsub = this_comedidev->private;
/* subdevice which is the AD converter */
- s = this_comedidev->subdevices + SUBDEV_AD;
+ s = &this_comedidev->subdevices[SUBDEV_AD];
/* first we test if something unusual has just happened */
switch (urb->status) {
@@ -558,7 +558,7 @@ static void usbduxsub_ao_IsocIrq(struct urb *urb)
/* the private structure of the subdevice is struct usbduxsub */
this_usbduxsub = this_comedidev->private;
- s = this_comedidev->subdevices + SUBDEV_DA;
+ s = &this_comedidev->subdevices[SUBDEV_DA];
switch (urb->status) {
case 0:
@@ -1950,7 +1950,7 @@ static void usbduxsub_pwm_irq(struct urb *urb)
/* the private structure of the subdevice is struct usbduxsub */
this_usbduxsub = this_comedidev->private;
- s = this_comedidev->subdevices + SUBDEV_DA;
+ s = &this_comedidev->subdevices[SUBDEV_DA];
switch (urb->status) {
case 0:
@@ -2331,7 +2331,7 @@ static int usbduxsigma_attach_common(struct comedi_device
*dev,
/* private structure is also simply the usb-structure */
dev->private = uds;
/* the first subdevice is the A/D converter */
- s = dev->subdevices + SUBDEV_AD;
+ s = &dev->subdevices[SUBDEV_AD];
/* the URBs get the comedi subdevice */
/* which is responsible for reading */
/* this is the subdevice which reads data */
@@ -2358,7 +2358,7 @@ static int usbduxsigma_attach_common(struct comedi_device
*dev,
/* range table to convert to physical units */
s->range_table = (&range_usbdux_ai_range);
/* analog output subdevice */
- s = dev->subdevices + SUBDEV_DA;
+ s = &dev->subdevices[SUBDEV_DA];
/* analog out */
s->type = COMEDI_SUBD_AO;
/* backward pointer */
@@ -2383,7 +2383,7 @@ static int usbduxsigma_attach_common(struct comedi_device
*dev,
s->insn_read = usbdux_ao_insn_read;
s->insn_write = usbdux_ao_insn_write;
/* digital I/O subdevice */
- s = dev->subdevices + SUBDEV_DIO;
+ s = &dev->subdevices[SUBDEV_DIO];
s->type = COMEDI_SUBD_DIO;
s->subdev_flags = SDF_READABLE | SDF_WRITABLE;
/* 8 external and 16 internal channels */
@@ -2396,7 +2396,7 @@ static int usbduxsigma_attach_common(struct comedi_device
*dev,
s->private = NULL;
if (uds->high_speed) {
/* timer / pwm subdevice */
- s = dev->subdevices + SUBDEV_PWM;
+ s = &dev->subdevices[SUBDEV_PWM];
s->type = COMEDI_SUBD_PWM;
s->subdev_flags = SDF_WRITABLE | SDF_PWM_HBRIDGE;
s->n_chan = 8;
--
1.7.11
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