staging: comedi: cb_das16_cs: 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>

diff --git a/drivers/staging/comedi/drivers/cb_das16_cs.c b/drivers/staging/comedi/drivers/cb_das16_cs.c
index 58d45299bf859a4a8e829a99400ce48e0cfbe066..a3d53babe137c442e846f67b62b212e2901f6481 100644 (file)
--- a/drivers/staging/comedi/drivers/cb_das16_cs.c
+++ b/drivers/staging/comedi/drivers/cb_das16_cs.c
@@ -478,7 +478,7 @@ static int das16cs_attach(struct comedi_device *dev,
        if (ret)
                return ret;
 
-       s = dev->subdevices + 0;
+       s = &dev->subdevices[0];
        dev->read_subdev = s;
        /* analog input subdevice */
        s->type         = COMEDI_SUBD_AI;
@@ -491,7 +491,7 @@ static int das16cs_attach(struct comedi_device *dev,
        s->do_cmd       = das16cs_ai_cmd;
        s->do_cmdtest   = das16cs_ai_cmdtest;
 
-       s = dev->subdevices + 1;
+       s = &dev->subdevices[1];
        /* analog output subdevice */
        if (thisboard->n_ao_chans) {
                s->type         = COMEDI_SUBD_AO;
@@ -505,7 +505,7 @@ static int das16cs_attach(struct comedi_device *dev,
                s->type         = COMEDI_SUBD_UNUSED;
        }
 
-       s = dev->subdevices + 2;
+       s = &dev->subdevices[2];
        /* digital i/o subdevice */
        s->type         = COMEDI_SUBD_DIO;
        s->subdev_flags = SDF_READABLE | SDF_WRITABLE;