staging: comedi: dt9812: use comedi provided range_bipolar10

Remove the private ranges, dt9812_10_a{in,out}_range, in this driver
and use the comedi provided range_bipolar10 instead.
Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/comedi/drivers/dt9812.c

@@ -303,21 +303,11 @@ struct slot_dt9812 {
 	struct comedi_dt9812 *comedi;
 };
 
-static const struct comedi_lrange dt9812_10_ain_range = { 1, {
-							      BIP_RANGE(10),
-							      }
-};
-
 static const struct comedi_lrange dt9812_2pt5_ain_range = { 1, {
 								UNI_RANGE(2.5),
 								}
 };
 
-static const struct comedi_lrange dt9812_10_aout_range = { 1, {
-							       BIP_RANGE(10),
-							       }
-};
-
 static const struct comedi_lrange dt9812_2pt5_aout_range = { 1, {
 								 UNI_RANGE(2.5),
 								 }
@@ -912,7 +902,7 @@ static int dt9812_comedi_open(struct comedi_device *dev)
 		switch (devpriv->slot->usb->device) {
 		case 0:{
 				s->maxdata = 4095;
-				s->range_table = &dt9812_10_ain_range;
+				s->range_table = &range_bipolar10;
 			}
 			break;
 		case 1:{
@@ -927,7 +917,7 @@ static int dt9812_comedi_open(struct comedi_device *dev)
 		switch (devpriv->slot->usb->device) {
 		case 0:{
 				s->maxdata = 4095;
-				s->range_table = &dt9812_10_aout_range;
+				s->range_table = &range_bipolar10;
 			}
 			break;
 		case 1:{