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* [PATCH 20/33] staging: comedi: cb_das16_cs: fix analog output subdevice init
@ 2012-06-26  0:10 H Hartley Sweeten
  0 siblings, 0 replies; only message in thread
From: H Hartley Sweeten @ 2012-06-26  0:10 UTC (permalink / raw)
  To: Linux Kernel; +Cc: devel, abbotti, fmhess, gregkh

The analog output subdevice is only available on the -AO version
of the DAS16/16 device and the number of channels is provided in
the boardinfo. Make sure the subdevice is marked as unused for
devices that do not support the analog out.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Cc: Frank Mori Hess <fmhess@users.sourceforge.net>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 drivers/staging/comedi/drivers/cb_das16_cs.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/staging/comedi/drivers/cb_das16_cs.c b/drivers/staging/comedi/drivers/cb_das16_cs.c
index f3d5ca0..acee550 100644
--- a/drivers/staging/comedi/drivers/cb_das16_cs.c
+++ b/drivers/staging/comedi/drivers/cb_das16_cs.c
@@ -509,6 +509,8 @@ static int das16cs_attach(struct comedi_device *dev,
 		s->range_table = &range_bipolar10;
 		s->insn_write = &das16cs_ao_winsn;
 		s->insn_read = &das16cs_ao_rinsn;
+	} else {
+		s->type = COMEDI_SUBD_UNUSED;
 	}
 
 	s = dev->subdevices + 2;
-- 
1.7.11


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2012-06-26  0:10 [PATCH 20/33] staging: comedi: cb_das16_cs: fix analog output subdevice init H Hartley Sweeten

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