The subdevices that don't initialize any of the callbacks don't really
exist. Remove the unnecessary initialzation and just set the type to
COMEDI_SUBD_UNUSED.

Signed-off-by: H Hartley Sweeten <hswee...@visionengravers.com>
Cc: Ian Abbott <abbo...@mev.co.uk>
Cc: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
 drivers/staging/comedi/drivers/addi_apci_035.c | 38 ++++----------------------
 1 file changed, 5 insertions(+), 33 deletions(-)

diff --git a/drivers/staging/comedi/drivers/addi_apci_035.c 
b/drivers/staging/comedi/drivers/addi_apci_035.c
index c9cd68c..f2cc95a 100644
--- a/drivers/staging/comedi/drivers/addi_apci_035.c
+++ b/drivers/staging/comedi/drivers/addi_apci_035.c
@@ -145,43 +145,15 @@ static int apci035_auto_attach(struct comedi_device *dev,
 
        /*  Allocate and Initialise AO Subdevice Structures */
        s = &dev->subdevices[1];
-       if (devpriv->s_EeParameters.i_NbrAoChannel) {
-               s->type = COMEDI_SUBD_AO;
-               s->subdev_flags = SDF_WRITEABLE | SDF_GROUND | SDF_COMMON;
-               s->n_chan = devpriv->s_EeParameters.i_NbrAoChannel;
-               s->maxdata = devpriv->s_EeParameters.i_AoMaxdata;
-               s->len_chanlist =
-                       devpriv->s_EeParameters.i_NbrAoChannel;
-       } else {
-               s->type = COMEDI_SUBD_UNUSED;
-       }
+       s->type = COMEDI_SUBD_UNUSED;
+
        /*  Allocate and Initialise DI Subdevice Structures */
        s = &dev->subdevices[2];
-       if (devpriv->s_EeParameters.i_NbrDiChannel) {
-               s->type = COMEDI_SUBD_DI;
-               s->subdev_flags = SDF_READABLE | SDF_GROUND | SDF_COMMON;
-               s->n_chan = devpriv->s_EeParameters.i_NbrDiChannel;
-               s->maxdata = 1;
-               s->len_chanlist =
-                       devpriv->s_EeParameters.i_NbrDiChannel;
-               s->range_table = &range_digital;
-       } else {
-               s->type = COMEDI_SUBD_UNUSED;
-       }
+       s->type = COMEDI_SUBD_UNUSED;
+
        /*  Allocate and Initialise DO Subdevice Structures */
        s = &dev->subdevices[3];
-       if (devpriv->s_EeParameters.i_NbrDoChannel) {
-               s->type = COMEDI_SUBD_DO;
-               s->subdev_flags =
-                       SDF_READABLE | SDF_WRITEABLE | SDF_GROUND | SDF_COMMON;
-               s->n_chan = devpriv->s_EeParameters.i_NbrDoChannel;
-               s->maxdata = devpriv->s_EeParameters.i_DoMaxdata;
-               s->len_chanlist =
-                       devpriv->s_EeParameters.i_NbrDoChannel;
-               s->range_table = &range_digital;
-       } else {
-               s->type = COMEDI_SUBD_UNUSED;
-       }
+       s->type = COMEDI_SUBD_UNUSED;
 
        /*  Allocate and Initialise Timer Subdevice Structures */
        s = &dev->subdevices[4];
-- 
2.0.3

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