From bd4edf6e22a3dd60bc68a658de19d18a3b7fd2c3 Mon Sep 17 00:00:00 2001
From: Shauren <shauren.trinity@gmail.com>
Date: Tue, 12 Aug 2014 18:18:52 +0200
Subject: Core/Threading: Fixed possible race condition with m_timeOutTime and
 fixed Thread #1: pthread_cond_{signal,broadcast}: dubious: associated lock is
 not held by any thread in PCQ

---
 src/server/game/Server/WorldSession.h               | 13 ++++++-------
 src/server/shared/Threading/ProducerConsumerQueue.h | 11 +++--------
 2 files changed, 9 insertions(+), 15 deletions(-)

(limited to 'src')

diff --git a/src/server/game/Server/WorldSession.h b/src/server/game/Server/WorldSession.h
index 98633281e19..2e6a699fc7c 100644
--- a/src/server/game/Server/WorldSession.h
+++ b/src/server/game/Server/WorldSession.h
@@ -373,22 +373,21 @@ class WorldSession
         void SetLatency(uint32 latency) { m_latency = latency; }
         void ResetClientTimeDelay() { m_clientTimeDelay = 0; }
 
-        std::atomic<time_t> m_timeOutTime;
+        std::atomic<int32> m_timeOutTime;
 
         void UpdateTimeOutTime(uint32 diff)
         {
-            if (time_t(diff) > m_timeOutTime)
-                m_timeOutTime = 0;
-            else
-                m_timeOutTime -= diff;
+            m_timeOutTime -= int32(diff);
         }
+
         void ResetTimeOutTime()
         {
-            m_timeOutTime = sWorld->getIntConfig(CONFIG_SOCKET_TIMEOUTTIME);
+            m_timeOutTime = int32(sWorld->getIntConfig(CONFIG_SOCKET_TIMEOUTTIME));
         }
+
         bool IsConnectionIdle() const
         {
-            return (m_timeOutTime <= 0 && !m_inQueue);
+            return m_timeOutTime <= 0 && !m_inQueue;
         }
 
         // Recruit-A-Friend Handling
diff --git a/src/server/shared/Threading/ProducerConsumerQueue.h b/src/server/shared/Threading/ProducerConsumerQueue.h
index accb0aebb11..a76b8b0b5c0 100644
--- a/src/server/shared/Threading/ProducerConsumerQueue.h
+++ b/src/server/shared/Threading/ProducerConsumerQueue.h
@@ -39,10 +39,8 @@ public:
 
     void Push(const T& value)
     {
-        {
-            std::lock_guard<std::mutex> lock(_queueLock);
-            _queue.push(std::move(value));
-        }
+        std::lock_guard<std::mutex> lock(_queueLock);
+        _queue.push(std::move(value));
 
         _condition.notify_one();
     }
@@ -72,10 +70,7 @@ public:
     {
         std::unique_lock<std::mutex> lock(_queueLock);
 
-        while (_queue.empty() && !_shutdown)
-        {
-            _condition.wait(lock);
-        }
+        _condition.wait(lock, [this]() { return !_queue.empty() || _shutdown; });
 
         if (_queue.empty() || _shutdown)
             return;
-- 
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