diff options
| author | H Hartley Sweeten <hartleys@visionengravers.com> | 2012-09-05 18:52:32 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-09-05 20:06:30 -0700 |
| commit | 93a37955bcc0ce1b261d4e9dc280a90e416ca9e1 (patch) | |
| tree | 14b6d5cd957e24404ccc5c0950430d6116699025 | |
| parent | dda841ff2ffe12f39309d970fbd1a550a7eda570 (diff) | |
staging: comedi: pcl812: 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>
| -rw-r--r-- | drivers/staging/comedi/drivers/pcl812.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/staging/comedi/drivers/pcl812.c b/drivers/staging/comedi/drivers/pcl812.c index 578fd8920be1..d196343adb08 100644 --- a/drivers/staging/comedi/drivers/pcl812.c +++ b/drivers/staging/comedi/drivers/pcl812.c @@ -806,7 +806,7 @@ static irqreturn_t interrupt_pcl812_ai_int(int irq, void *d) char err = 1; unsigned int mask, timeout; struct comedi_device *dev = d; - struct comedi_subdevice *s = dev->subdevices + 0; + struct comedi_subdevice *s = &dev->subdevices[0]; unsigned int next_chan; s->async->events = 0; @@ -909,7 +909,7 @@ static void transfer_from_dma_buf(struct comedi_device *dev, static irqreturn_t interrupt_pcl812_ai_dma(int irq, void *d) { struct comedi_device *dev = d; - struct comedi_subdevice *s = dev->subdevices + 0; + struct comedi_subdevice *s = &dev->subdevices[0]; unsigned long dma_flags; int len, bufptr; short *ptr; @@ -1267,7 +1267,7 @@ no_dma: /* analog input */ if (board->n_aichan > 0) { - s = dev->subdevices + subdev; + s = &dev->subdevices[subdev]; s->type = COMEDI_SUBD_AI; s->subdev_flags = SDF_READABLE; switch (board->board_type) { @@ -1409,7 +1409,7 @@ no_dma: /* analog output */ if (board->n_aochan > 0) { - s = dev->subdevices + subdev; + s = &dev->subdevices[subdev]; s->type = COMEDI_SUBD_AO; s->subdev_flags = SDF_WRITABLE | SDF_GROUND; s->n_chan = board->n_aochan; @@ -1438,7 +1438,7 @@ no_dma: /* digital input */ if (board->n_dichan > 0) { - s = dev->subdevices + subdev; + s = &dev->subdevices[subdev]; s->type = COMEDI_SUBD_DI; s->subdev_flags = SDF_READABLE; s->n_chan = board->n_dichan; @@ -1451,7 +1451,7 @@ no_dma: /* digital output */ if (board->n_dochan > 0) { - s = dev->subdevices + subdev; + s = &dev->subdevices[subdev]; s->type = COMEDI_SUBD_DO; s->subdev_flags = SDF_WRITABLE; s->n_chan = board->n_dochan; |