staging: comedi: adv_pci1723: remove comedi_device 'write_subdev' init

The comedi_device 'write_subdev' should only be initialized if the subdevice
supports async commands.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/comedi/drivers/adv_pci1723.c b/drivers/staging/comedi/drivers/adv_pci1723.c
index bd86a71..65f854e 100644 (file)
--- a/drivers/staging/comedi/drivers/adv_pci1723.c
+++ b/drivers/staging/comedi/drivers/adv_pci1723.c
@@ -155,7 +155,6 @@ static int pci1723_auto_attach(struct comedi_device *dev,
                return ret;
 
        s = &dev->subdevices[0];
-       dev->write_subdev = s;
        s->type         = COMEDI_SUBD_AO;
        s->subdev_flags = SDF_WRITABLE | SDF_GROUND | SDF_COMMON;
        s->n_chan       = 8;