From: H Hartley Sweeten Date: Thu, 6 Sep 2012 01:48:38 +0000 (-0700) Subject: staging: comedi: ni_at_ao: remove subdevice pointer math X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=66c5beee8f8de1a952192c8afe4d7708edbaa328;p=deliverable%2Flinux.git 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 Signed-off-by: Greg Kroah-Hartman --- 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;