From b0bdd6eff685c2d678a052ebb1a0e9fa5512aaac Mon Sep 17 00:00:00 2001
From: gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4>
Date: Sat, 20 Nov 2010 10:46:51 +0000
Subject: Fixed bug 3113443.

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@2392 35acf78f-673a-0410-8e92-d51de3d6d3f4
---
 os/kernel/src/chevents.c | 24 ++++++++++++++++++------
 1 file changed, 18 insertions(+), 6 deletions(-)

(limited to 'os/kernel')

diff --git a/os/kernel/src/chevents.c b/os/kernel/src/chevents.c
index a66a7fa28..a0ef2d1bb 100644
--- a/os/kernel/src/chevents.c
+++ b/os/kernel/src/chevents.c
@@ -382,11 +382,15 @@ eventmask_t chEvtWaitOneTimeout(eventmask_t mask, systime_t time) {
   chSysLock();
 
   if ((m = (ctp->p_epending & mask)) == 0) {
-    if (TIME_IMMEDIATE == time)
+    if (TIME_IMMEDIATE == time) {
+      chSysUnlock();
       return (eventmask_t)0;
+    }
     ctp->p_u.ewmask = mask;
-    if (chSchGoSleepTimeoutS(THD_STATE_WTOREVT, time) < RDY_OK)
+    if (chSchGoSleepTimeoutS(THD_STATE_WTOREVT, time) < RDY_OK) {
+      chSysUnlock();
       return (eventmask_t)0;
+    }
     m = ctp->p_epending & mask;
   }
   m &= -m;
@@ -421,11 +425,15 @@ eventmask_t chEvtWaitAnyTimeout(eventmask_t mask, systime_t time) {
   chSysLock();
 
   if ((m = (ctp->p_epending & mask)) == 0) {
-    if (TIME_IMMEDIATE == time)
+    if (TIME_IMMEDIATE == time) {
+      chSysUnlock();
       return (eventmask_t)0;
+    }
     ctp->p_u.ewmask = mask;
-    if (chSchGoSleepTimeoutS(THD_STATE_WTOREVT, time) < RDY_OK)
+    if (chSchGoSleepTimeoutS(THD_STATE_WTOREVT, time) < RDY_OK) {
+      chSysUnlock();
       return (eventmask_t)0;
+    }
     m = ctp->p_epending & mask;
   }
   ctp->p_epending &= ~m;
@@ -457,11 +465,15 @@ eventmask_t chEvtWaitAllTimeout(eventmask_t mask, systime_t time) {
   chSysLock();
 
   if ((ctp->p_epending & mask) != mask) {
-    if (TIME_IMMEDIATE == time)
+    if (TIME_IMMEDIATE == time) {
+      chSysUnlock();
       return (eventmask_t)0;
+    }
     ctp->p_u.ewmask = mask;
-    if (chSchGoSleepTimeoutS(THD_STATE_WTANDEVT, time) < RDY_OK)
+    if (chSchGoSleepTimeoutS(THD_STATE_WTANDEVT, time) < RDY_OK) {
+      chSysUnlock();
       return (eventmask_t)0;
+    }
   }
   ctp->p_epending &= ~mask;
 
-- 
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