staging: comedi: ni_at_a2150: 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/ni_at_a2150.c b/drivers/staging/comedi/drivers/ni_at_a2150.c
index b53a428..5895d4d 100644 (file)
--- a/drivers/staging/comedi/drivers/ni_at_a2150.c
+++ b/drivers/staging/comedi/drivers/ni_at_a2150.c
@@ -832,7 +832,7 @@ static int a2150_attach(struct comedi_device *dev, struct comedi_devconfig *it)
                return ret;
 
        /* analog input subdevice */
-       s = dev->subdevices + 0;
+       s = &dev->subdevices[0];
        dev->read_subdev = s;
        s->type = COMEDI_SUBD_AI;
        s->subdev_flags = SDF_READABLE | SDF_GROUND | SDF_OTHER | SDF_CMD_READ;