If the user does not specify the analog output range the private data 'user_ao_range_table' will not be allocated. The comedi core will detect the NULL s->range_table and automatically set it to &range_unknown. Signed-off-by: H Hartley Sweeten <hsweeten@xxxxxxxxxxxxxxxxxxx> Cc: Ian Abbott <abbotti@xxxxxxxxx> Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/staging/comedi/drivers/das16.c | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/drivers/staging/comedi/drivers/das16.c b/drivers/staging/comedi/drivers/das16.c index 9944f71..00ecb3c 100644 --- a/drivers/staging/comedi/drivers/das16.c +++ b/drivers/staging/comedi/drivers/das16.c @@ -1148,11 +1148,7 @@ static int das16_attach(struct comedi_device *dev, struct comedi_devconfig *it) s->subdev_flags = SDF_WRITABLE; s->n_chan = 2; s->maxdata = 0x0fff; - if (devpriv->user_ao_range_table) - s->range_table = devpriv->user_ao_range_table; - else - s->range_table = &range_unknown; - + s->range_table = devpriv->user_ao_range_table; s->insn_write = das16_ao_insn_write; } else { s->type = COMEDI_SUBD_UNUSED; -- 1.8.3.2 _______________________________________________ devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxx http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel