commit 22b493d3523140e14df433cd8a49292b7f73f21c
Author: Peter Seiderer <Peter.Seiderer@gmx.de>
Date:   Sat May 11 07:49:47 2013 +0200

    Fix multiple calls to QDBusPendingReply::waitForFinished on separate objects
    
    QTBUG-27809
    
    Change-Id: If1691052ed1542e0e865c83df7b5737761a2bc86

diff --git a/src/dbus/qdbusintegrator.cpp b/src/dbus/qdbusintegrator.cpp
index 96e4a12..1007f1a 100644
--- a/src/dbus/qdbusintegrator.cpp
+++ b/src/dbus/qdbusintegrator.cpp
@@ -1774,14 +1774,11 @@ void QDBusConnectionPrivate::waitForFinished(QDBusPendingCallPrivate *pcall)
         pcall->waitForFinishedCondition.wait(&pcall->mutex);
     } else {
         pcall->waitingForFinished = true;
-        pcall->mutex.unlock();
-
         {
             QDBusDispatchLocker locker(PendingCallBlockAction, this);
             q_dbus_pending_call_block(pcall->pending);
-            // QDBusConnectionPrivate::processFinishedCall() is called automatically
+            processFinishedCall(pcall);
         }
-        pcall->mutex.lock();
     }
 }
 
@@ -1789,8 +1786,6 @@ void QDBusConnectionPrivate::processFinishedCall(QDBusPendingCallPrivate *call)
 {
     QDBusConnectionPrivate *connection = const_cast<QDBusConnectionPrivate *>(call->connection);
 
-    QMutexLocker locker(&call->mutex);
-
     QDBusMessage &msg = call->replyMessage;
     if (call->pending) {
         // decode the message
@@ -1824,7 +1819,8 @@ void QDBusConnectionPrivate::processFinishedCall(QDBusPendingCallPrivate *call)
         q_dbus_pending_call_unref(call->pending);
     call->pending = 0;
 
-    locker.unlock();
+    if (call->waitingForFinished)
+        call->waitForFinishedCondition.wakeAll();
 
     // Are there any watchers?
     if (call->watcherHelper)
@@ -2009,7 +2005,6 @@ QDBusPendingCallPrivate *QDBusConnectionPrivate::sendWithReplyAsync(const QDBusM
             q_dbus_message_unref(msg);
 
             pcall->pending = pending;
-            q_dbus_pending_call_set_notify(pending, qDBusResultReceived, pcall, 0);
 
             return pcall;
         } else {