staging: comedi: addi_apci_3120: remove test for DI subdevice

The boards supported by this driver all have digital inputs.
Remove the test for it.
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/addi_apci_3120.c

@@ -240,9 +240,9 @@ static int apci3120_attach_pci(struct comedi_device *dev,
 	} else {
 		s->type = COMEDI_SUBD_UNUSED;
 	}
+
 	/*  Allocate and Initialise DI Subdevice Structures */
 	s = &dev->subdevices[2];
-	if (this_board->i_NbrDiChannel) {
 	s->type = COMEDI_SUBD_DI;
 	s->subdev_flags = SDF_READABLE | SDF_GROUND | SDF_COMMON;
 	s->n_chan = this_board->i_NbrDiChannel;
@@ -254,9 +254,7 @@ static int apci3120_attach_pci(struct comedi_device *dev,
 	s->insn_read = this_board->di_read;
 	s->insn_write = this_board->di_write;
 	s->insn_bits = this_board->di_bits;
-	} else {
-		s->type = COMEDI_SUBD_UNUSED;
-	}
+
 	/*  Allocate and Initialise DO Subdevice Structures */
 	s = &dev->subdevices[3];
 	s->type = COMEDI_SUBD_DO;