[PATCH 03/46] staging: comedi: comedi_parport: use cfc_check_trigger_arg_*() helpers
H Hartley Sweeten
hartleys at visionengravers.com
Wed Nov 14 00:48:41 UTC 2012
Use the new helpers in the step 3 tests of parport_intr_cmdtest().
Signed-off-by: H Hartley Sweeten <hsweeten at visionengravers.com>
Cc: Ian Abbott <abbotti at mev.co.uk>
Cc: Greg Kroah-Hartman <gregkh at linuxfoundation.org>
---
drivers/staging/comedi/drivers/comedi_parport.c | 27 ++++++-------------------
1 file changed, 6 insertions(+), 21 deletions(-)
diff --git a/drivers/staging/comedi/drivers/comedi_parport.c b/drivers/staging/comedi/drivers/comedi_parport.c
index 6d3b56a..76d59dc 100644
--- a/drivers/staging/comedi/drivers/comedi_parport.c
+++ b/drivers/staging/comedi/drivers/comedi_parport.c
@@ -196,28 +196,13 @@ static int parport_intr_cmdtest(struct comedi_device *dev,
if (err)
return 2;
- /* step 3: */
+ /* Step 3: check if arguments are trivially valid */
- if (cmd->start_arg != 0) {
- cmd->start_arg = 0;
- err++;
- }
- if (cmd->scan_begin_arg != 0) {
- cmd->scan_begin_arg = 0;
- err++;
- }
- if (cmd->convert_arg != 0) {
- cmd->convert_arg = 0;
- err++;
- }
- if (cmd->scan_end_arg != 1) {
- cmd->scan_end_arg = 1;
- err++;
- }
- if (cmd->stop_arg != 0) {
- cmd->stop_arg = 0;
- err++;
- }
+ err |= cfc_check_trigger_arg_is(&cmd->start_arg, 0);
+ err |= cfc_check_trigger_arg_is(&cmd->scan_begin_arg, 0);
+ err |= cfc_check_trigger_arg_is(&cmd->convert_arg, 0);
+ err |= cfc_check_trigger_arg_is(&cmd->scan_end_arg, 1);
+ err |= cfc_check_trigger_arg_is(&cmd->stop_arg, 0);
if (err)
return 3;
--
1.7.11
More information about the devel
mailing list