[LinuxPPS] [PATCHv6 10/16] pps: simplify conditions a bit

Alexander Gordeev lasaine at lvk.cs.msu.su
Fri Dec 17 20:54:34 CET 2010


Bitwise conjunction is distributive so we can simplify some conditions.

Acked-by: Rodolfo Giometti <giometti at linux.it>
Signed-off-by: Alexander Gordeev <lasaine at lvk.cs.msu.su>
---
 drivers/pps/kapi.c |    6 ++----
 1 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/pps/kapi.c b/drivers/pps/kapi.c
index 3e8eb3f..ebf3374 100644
--- a/drivers/pps/kapi.c
+++ b/drivers/pps/kapi.c
@@ -182,8 +182,7 @@ void pps_event(struct pps_device *pps, struct pps_event_time *ts, int event,
 
 	/* Check the event */
 	pps->current_mode = pps->params.mode;
-	if ((event & PPS_CAPTUREASSERT) &
-			(pps->params.mode & PPS_CAPTUREASSERT)) {
+	if (event & pps->params.mode & PPS_CAPTUREASSERT) {
 		/* We have to add an offset? */
 		if (pps->params.mode & PPS_OFFSETASSERT)
 			pps_add_offset(&ts_real,
@@ -197,8 +196,7 @@ void pps_event(struct pps_device *pps, struct pps_event_time *ts, int event,
 
 		captured = ~0;
 	}
-	if ((event & PPS_CAPTURECLEAR) &
-			(pps->params.mode & PPS_CAPTURECLEAR)) {
+	if (event & pps->params.mode & PPS_CAPTURECLEAR) {
 		/* We have to add an offset? */
 		if (pps->params.mode & PPS_OFFSETCLEAR)
 			pps_add_offset(&ts_real,
-- 
1.7.2.3




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