From 55e8eabccb4f0c5fe448055a16b4dfa916977477 Mon Sep 17 00:00:00 2001
From: gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4>
Date: Thu, 18 Mar 2010 21:41:33 +0000
Subject: git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@1753
 35acf78f-673a-0410-8e92-d51de3d6d3f4

---
 os/kernel/src/chschd.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/os/kernel/src/chschd.c b/os/kernel/src/chschd.c
index c561cbd41..d5c8a0a5a 100644
--- a/os/kernel/src/chschd.c
+++ b/os/kernel/src/chschd.c
@@ -112,7 +112,6 @@ void chSchGoSleepS(tstate_t newstate) {
 static void wakeup(void *p) {
   Thread *tp = (Thread *)p;
 
-  tp->p_u.rdymsg = RDY_TIMEOUT;
 #if CH_USE_SEMAPHORES || (CH_USE_CONDVARS && CH_USE_CONDVARS_TIMEOUT)
   switch (tp->p_state) {
 #if CH_USE_SEMAPHORES
@@ -127,6 +126,8 @@ static void wakeup(void *p) {
     dequeue(tp);
   }
 #endif
+  /* Done this way in order to allow a tail call.*/
+  tp->p_u.rdymsg = RDY_TIMEOUT;
   chSchReadyI(tp);
 }
 
-- 
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