staging: comedi: acl7225b: 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/acl7225b.c b/drivers/staging/comedi/drivers/acl7225b.c
index ddba5db1e2e15faac52bd63073ce87c1b2fb9fde..28c7fd3a96b690b6e64dc6a5206a34063fd89d33 100644 (file)
--- a/drivers/staging/comedi/drivers/acl7225b.c
+++ b/drivers/staging/comedi/drivers/acl7225b.c
@@ -81,7 +81,7 @@ static int acl7225b_attach(struct comedi_device *dev,
        if (ret)
                return ret;
 
-       s = dev->subdevices + 0;
+       s = &dev->subdevices[0];
        /* Relays outputs */
        s->type = COMEDI_SUBD_DO;
        s->subdev_flags = SDF_WRITABLE;
@@ -91,7 +91,7 @@ static int acl7225b_attach(struct comedi_device *dev,
        s->range_table = &range_digital;
        s->private = (void *)ACL7225_RIO_LO;
 
-       s = dev->subdevices + 1;
+       s = &dev->subdevices[1];
        /* Relays status */
        s->type = COMEDI_SUBD_DI;
        s->subdev_flags = SDF_READABLE;
@@ -101,7 +101,7 @@ static int acl7225b_attach(struct comedi_device *dev,
        s->range_table = &range_digital;
        s->private = (void *)ACL7225_RIO_LO;
 
-       s = dev->subdevices + 2;
+       s = &dev->subdevices[2];
        /* Isolated digital inputs */
        s->type = COMEDI_SUBD_DI;
        s->subdev_flags = SDF_READABLE;