staging: comedi: dyna_pci10xx: remove subdevice pointer math
authorH Hartley Sweeten <hartleys@visionengravers.com>
Thu, 6 Sep 2012 01:42:24 +0000 (18:42 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 6 Sep 2012 03:06:27 +0000 (20:06 -0700)
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>
drivers/staging/comedi/drivers/dyna_pci10xx.c

index 9d55aa9..6f612be 100644 (file)
@@ -208,7 +208,7 @@ static int dyna_pci10xx_attach_pci(struct comedi_device *dev,
                return ret;
 
        /* analog input */
-       s = dev->subdevices + 0;
+       s = &dev->subdevices[0];
        s->type = COMEDI_SUBD_AI;
        s->subdev_flags = SDF_READABLE | SDF_GROUND | SDF_DIFF;
        s->n_chan = 16;
@@ -218,7 +218,7 @@ static int dyna_pci10xx_attach_pci(struct comedi_device *dev,
        s->insn_read = dyna_pci10xx_insn_read_ai;
 
        /* analog output */
-       s = dev->subdevices + 1;
+       s = &dev->subdevices[1];
        s->type = COMEDI_SUBD_AO;
        s->subdev_flags = SDF_WRITABLE;
        s->n_chan = 16;
@@ -228,7 +228,7 @@ static int dyna_pci10xx_attach_pci(struct comedi_device *dev,
        s->insn_write = dyna_pci10xx_insn_write_ao;
 
        /* digital input */
-       s = dev->subdevices + 2;
+       s = &dev->subdevices[2];
        s->type = COMEDI_SUBD_DI;
        s->subdev_flags = SDF_READABLE | SDF_GROUND;
        s->n_chan = 16;
@@ -238,7 +238,7 @@ static int dyna_pci10xx_attach_pci(struct comedi_device *dev,
        s->insn_bits = dyna_pci10xx_di_insn_bits;
 
        /* digital output */
-       s = dev->subdevices + 3;
+       s = &dev->subdevices[3];
        s->type = COMEDI_SUBD_DO;
        s->subdev_flags = SDF_WRITABLE | SDF_GROUND;
        s->n_chan = 16;