Added some asserts to avoid race conditions in networking.

Task:     QT-3358
RevBy:    Markus Goetz
(cherry picked from commit c042003a831ace1ffe4cc399668293200ffe829f)

1 files changed, 6 insertions, 0 deletions

diff --git a/src/corelib/kernel/qeventdispatcher_symbian.cpp b/src/corelib/kernel/qeventdispatcher_symbian.cpp
index 2717780..7166778 100644
--- a/src/corelib/kernel/qeventdispatcher_symbian.cpp
+++ b/src/corelib/kernel/qeventdispatcher_symbian.cpp
@@ -496,6 +496,8 @@ void QSelectThread::requestSocketEvents ( QSocketNotifier *notifier, TRequestSta
         start();
     }
 
+    Q_ASSERT(QThread::currentThread() == this->thread());
+
     QSelectMutexGrabber lock(m_pipeEnds[1], &m_mutex);
 
     Q_ASSERT(!m_AOStatuses.contains(notifier));
@@ -507,6 +509,8 @@ void QSelectThread::requestSocketEvents ( QSocketNotifier *notifier, TRequestSta
 
 void QSelectThread::cancelSocketEvents ( QSocketNotifier *notifier )
 {
+    Q_ASSERT(QThread::currentThread() == this->thread());
+
     QSelectMutexGrabber lock(m_pipeEnds[1], &m_mutex);
 
     m_AOStatuses.remove(notifier);
@@ -516,6 +520,8 @@ void QSelectThread::cancelSocketEvents ( QSocketNotifier *notifier )
 
 void QSelectThread::restart()
 {
+    Q_ASSERT(QThread::currentThread() == this->thread());
+
     QSelectMutexGrabber lock(m_pipeEnds[1], &m_mutex);
 
     m_waitCond.wakeAll();