From 5ac5c3bcf57419d0aa3f53b12b8c07599a13fdcc Mon Sep 17 00:00:00 2001 From: Dan Carpenter Date: Tue, 21 Jun 2016 14:46:21 +0300 Subject: [PATCH] staging: comedi: dt2811: fix a precedence bug Bitwise | has higher precedence than ?: so we need to add some parenthesis for this to work as intended. Fixes: 7c9574090d30 ('staging: comedi: dt2811: simplify A/D reference configuration') Signed-off-by: Dan Carpenter Reviewed-by: Ian Abbott Signed-off-by: Greg Kroah-Hartman --- drivers/staging/comedi/drivers/dt2811.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/staging/comedi/drivers/dt2811.c b/drivers/staging/comedi/drivers/dt2811.c index 904f637797b6..8bbd93814340 100644 --- a/drivers/staging/comedi/drivers/dt2811.c +++ b/drivers/staging/comedi/drivers/dt2811.c @@ -588,8 +588,8 @@ static int dt2811_attach(struct comedi_device *dev, struct comedi_devconfig *it) s = &dev->subdevices[0]; s->type = COMEDI_SUBD_AI; s->subdev_flags = SDF_READABLE | - (it->options[2] == 1) ? SDF_DIFF : - (it->options[2] == 2) ? SDF_COMMON : SDF_GROUND; + ((it->options[2] == 1) ? SDF_DIFF : + (it->options[2] == 2) ? SDF_COMMON : SDF_GROUND); s->n_chan = (it->options[2] == 1) ? 8 : 16; s->maxdata = 0x0fff; s->range_table = board->is_pgh ? &dt2811_pgh_ai_ranges -- 2.20.1