staging: comedi: adv_pci1723: 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/adv_pci1723.c b/drivers/staging/comedi/drivers/adv_pci1723.c
index cbce06a8f6b760c43e0d089834d86f239a7bf934..df4efc0606dee3d85fa4c7253e2880c8d08cfce0 100644 (file)
--- a/drivers/staging/comedi/drivers/adv_pci1723.c
+++ b/drivers/staging/comedi/drivers/adv_pci1723.c
@@ -258,7 +258,7 @@ static int pci1723_attach_pci(struct comedi_device *dev,
        if (ret)
                return ret;
 
-       s = dev->subdevices + 0;
+       s = &dev->subdevices[0];
        dev->write_subdev = s;
        s->type         = COMEDI_SUBD_AO;
        s->subdev_flags = SDF_WRITEABLE | SDF_GROUND | SDF_COMMON;
@@ -269,7 +269,7 @@ static int pci1723_attach_pci(struct comedi_device *dev,
        s->insn_write   = pci1723_ao_write_winsn;
        s->insn_read    = pci1723_insn_read_ao;
 
-       s = dev->subdevices + 1;
+       s = &dev->subdevices[1];
        s->type         = COMEDI_SUBD_DIO;
        s->subdev_flags = SDF_READABLE | SDF_WRITABLE;
        s->n_chan       = 16;