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Commit 43d51f88 authored by H Hartley Sweeten's avatar H Hartley Sweeten Committed by Greg Kroah-Hartman
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staging: comedi: me_daq: analog output subdevice could be unused 



One of the boards supported by this driver does not have analog
outputs. Fix the attach code to account for this.

Signed-off-by: default avatarH Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 10cba302

drivers/staging/comedi/drivers/me_daq.c

+12 −8
Original line number Diff line number Diff line
@@ -735,6 +735,7 @@ static int me_attach_pci(struct comedi_device *dev, struct pci_dev *pcidev) 
	s->do_cmd = me_ai_do_cmd;



	s = &dev->subdevices[1];

	if (board->ao_channel_nbr) {

		s->type = COMEDI_SUBD_AO;

		s->subdev_flags = SDF_WRITEABLE | SDF_COMMON;

		s->n_chan = board->ao_channel_nbr;
@@ -743,6 +744,9 @@ static int me_attach_pci(struct comedi_device *dev, struct pci_dev *pcidev) 
		s->range_table = board->ao_range_list;

		s->insn_read = me_ao_insn_read;

		s->insn_write = me_ao_insn_write;

	} else {

		s->type = COMEDI_SUBD_UNUSED;

	}



	s = &dev->subdevices[2];

	s->type = COMEDI_SUBD_DIO;