From a7a5c8cff3ae0975597849c5befa73f602fae9c3 Mon Sep 17 00:00:00 2001
From: Gregory Nutt <gnutt@nuttx.org>
Date: Thu, 23 Oct 2014 06:41:31 -0600
Subject: [PATCH] Fixes to tickless operation code.  From Brandon Warhurst

---
 include/nuttx/arch.h                |  2 +-
 sched/sched/sched_timerexpiration.c | 10 +++++-----
 2 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/include/nuttx/arch.h b/include/nuttx/arch.h
index 7a8b9d0004..f2b2b8d5ea 100644
--- a/include/nuttx/arch.h
+++ b/include/nuttx/arch.h
@@ -1676,7 +1676,7 @@ void sched_timer_expiration(void);
  ****************************************************************************/
 
 #if defined(CONFIG_SCHED_TICKLESS) && defined(CONFIG_SCHED_TICKLESS_ALARM)
-void sched_alarm_expiration(FAR const struct *ts);
+void sched_alarm_expiration(FAR const struct timespec *ts);
 #endif
 
 /************************************************************************
diff --git a/sched/sched/sched_timerexpiration.c b/sched/sched/sched_timerexpiration.c
index b7702804de..e844579514 100644
--- a/sched/sched/sched_timerexpiration.c
+++ b/sched/sched/sched_timerexpiration.c
@@ -131,14 +131,14 @@ static struct timespec g_stop_time;
 #ifdef CONFIG_SCHED_TICKLESS_ALARM
 static void sched_timespec_add(FAR const struct timespec *ts1,
                                FAR const struct timespec *ts2,
-                               FAR struct timespec ts3)
+                               FAR struct timespec *ts3)
 {
   time_t sec = ts1->tv_sec + ts2->tv_sec;
   long nsec  = ts1->tv_nsec + ts2->tv_nsec;
 
   if (nsec >= NSEC_PER_SEC)
     {
-      nsec -= NSEC_PER_SEC
+      nsec -= NSEC_PER_SEC;
       sec++;
     }
 
@@ -166,7 +166,7 @@ static void sched_timespec_add(FAR const struct timespec *ts1,
 #ifdef CONFIG_SCHED_TICKLESS_ALARM
 static void sched_timespec_subtract(FAR const struct timespec *ts1,
                                     FAR const struct timespec *ts2,
-                                    FAR struct timespec ts3)
+                                    FAR struct timespec *ts3)
 {
   time_t sec;
   long nsec;
@@ -196,7 +196,7 @@ static void sched_timespec_subtract(FAR const struct timespec *ts1,
     }
 
   ts3->tv_sec = sec;
-  ts3->tv_nsec = sec;
+  ts3->tv_nsec = nsec;
 }
 #endif
 
@@ -497,7 +497,7 @@ static void sched_timer_start(unsigned int ticks)
  ****************************************************************************/
 
 #ifdef CONFIG_SCHED_TICKLESS_ALARM
-void sched_alarm_expiration(FAR const struct *ts);
+void sched_alarm_expiration(FAR const struct timespec *ts)
 {
   unsigned int elapsed;
   unsigned int nexttime;