From: H Hartley Sweeten <hsweeten@visionengravers.com>
Date: Mon, 4 Feb 2013 23:42:32 +0000 (-0700)
Subject: staging: comedi: quatech_daqp_cs: ao subdevice does not support commands
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=9c1dcce9c64c2b53042f2cfb730348201d176855;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git

staging: comedi: quatech_daqp_cs: ao subdevice does not support commands

The analog output subdevice does not support aynchronous commands.
Don't set the dev->write_subdev to this subdevice.

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>
---

diff --git a/drivers/staging/comedi/drivers/quatech_daqp_cs.c b/drivers/staging/comedi/drivers/quatech_daqp_cs.c
index 6eab3bbb378b..40d525c57786 100644
--- a/drivers/staging/comedi/drivers/quatech_daqp_cs.c
+++ b/drivers/staging/comedi/drivers/quatech_daqp_cs.c
@@ -763,7 +763,6 @@ static int daqp_auto_attach(struct comedi_device *dev,
 	s->cancel	= daqp_ai_cancel;
 
 	s = &dev->subdevices[1];
-	dev->write_subdev = s;
 	s->private	= local;
 	s->type		= COMEDI_SUBD_AO;
 	s->subdev_flags	= SDF_WRITEABLE;