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authorH Hartley Sweeten <hartleys@visionengravers.com>2012-09-05 18:48:38 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-09-05 20:06:29 -0700
commit66c5beee8f8de1a952192c8afe4d7708edbaa328 (patch)
tree8ede16c862837bee8c08070ff2f7604ffe30dc2b /drivers/staging/comedi/drivers/ni_at_ao.c
parentca3caabbb192fa8b1faef17830dff12cb1d0fb72 (diff)
staging: comedi: ni_at_ao: 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>
Diffstat (limited to 'drivers/staging/comedi/drivers/ni_at_ao.c')
-rw-r--r--drivers/staging/comedi/drivers/ni_at_ao.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/staging/comedi/drivers/ni_at_ao.c b/drivers/staging/comedi/drivers/ni_at_ao.c
index 62c8c44a8d28..93938cec93e7 100644
--- a/drivers/staging/comedi/drivers/ni_at_ao.c
+++ b/drivers/staging/comedi/drivers/ni_at_ao.c
@@ -358,7 +358,7 @@ static int atao_attach(struct comedi_device *dev, struct comedi_devconfig *it)
if (ret)
return ret;
- s = dev->subdevices + 0;
+ s = &dev->subdevices[0];
/* analog output subdevice */
s->type = COMEDI_SUBD_AO;
s->subdev_flags = SDF_WRITABLE;
@@ -371,7 +371,7 @@ static int atao_attach(struct comedi_device *dev, struct comedi_devconfig *it)
s->insn_write = &atao_ao_winsn;
s->insn_read = &atao_ao_rinsn;
- s = dev->subdevices + 1;
+ s = &dev->subdevices[1];
/* digital i/o subdevice */
s->type = COMEDI_SUBD_DIO;
s->subdev_flags = SDF_READABLE | SDF_WRITABLE;
@@ -381,7 +381,7 @@ static int atao_attach(struct comedi_device *dev, struct comedi_devconfig *it)
s->insn_bits = atao_dio_insn_bits;
s->insn_config = atao_dio_insn_config;
- s = dev->subdevices + 2;
+ s = &dev->subdevices[2];
/* caldac subdevice */
s->type = COMEDI_SUBD_CALIB;
s->subdev_flags = SDF_WRITABLE | SDF_INTERNAL;
@@ -390,7 +390,7 @@ static int atao_attach(struct comedi_device *dev, struct comedi_devconfig *it)
s->insn_read = atao_calib_insn_read;
s->insn_write = atao_calib_insn_write;
- s = dev->subdevices + 3;
+ s = &dev->subdevices[3];
/* eeprom subdevice */
/* s->type=COMEDI_SUBD_EEPROM; */
s->type = COMEDI_SUBD_UNUSED;