linux-kernel - [PATCH] staging: comedi: s626: fix the number of dio channels

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Date:	Mon, 2 Jul 2012 14:26:24 -0700
From:	H Hartley Sweeten <hartleys@...ionengravers.com>
To:	Linux Kernel <linux-kernel@...r.kernel.org>
CC:	<devel@...verdev.osuosl.org>, <abbotti@....co.uk>,
	<fmhess@...rs.sourceforge.net>, <gregkh@...uxfoundation.org>
Subject: [PATCH] staging: comedi: s626: fix the number of dio channels

The first digital i/o subdevice has its n_chan set to S626_DIO_CHANNELS
which is defined as 48. This is actually the total number of channels
provided by all three digital i/o subdevices. Each subdevice only has
16 channels.

Signed-off-by: H Hartley Sweeten <hsweeten@...ionengravers.com>
Cc: Ian Abbott <abbotti@....co.uk>
Cc: Frank Mori Hess <fmhess@...rs.sourceforge.net>
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 drivers/staging/comedi/drivers/s626.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/comedi/drivers/s626.c b/drivers/staging/comedi/drivers/s626.c
index bef9649..f90578e 100644
--- a/drivers/staging/comedi/drivers/s626.c
+++ b/drivers/staging/comedi/drivers/s626.c
@@ -2636,7 +2636,7 @@ static int s626_attach(struct comedi_device *dev, struct comedi_devconfig *it)
 	/* digital I/O subdevice */
 	s->type = COMEDI_SUBD_DIO;
 	s->subdev_flags = SDF_WRITABLE | SDF_READABLE;
-	s->n_chan = S626_DIO_CHANNELS;
+	s->n_chan = 16;
 	s->maxdata = 1;
 	s->io_bits = 0xffff;
 	s->private = &dio_private_A;
-- 
1.7.11

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