linux-kernel - [PATCHv6 10/16] pps: simplify conditions a bit

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Date:	Fri, 17 Dec 2010 22:54:34 +0300
From:	Alexander Gordeev <lasaine@....cs.msu.su>
To:	linux-kernel@...r.kernel.org
Cc:	"Nikita V\. Youshchenko" <yoush@...msu.su>,
	linuxpps@...enneenne.com, Rodolfo Giometti <giometti@...eenne.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Alexander Gordeev <lasaine@....cs.msu.su>
Subject: [PATCHv6 10/16] pps: simplify conditions a bit

Bitwise conjunction is distributive so we can simplify some conditions.

Acked-by: Rodolfo Giometti <giometti@...ux.it>
Signed-off-by: Alexander Gordeev <lasaine@....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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