From 38e61ea5521978920fa56557fb36dfb49323d1b9 Mon Sep 17 00:00:00 2001
From: Tim Jenssen <tim.jenssen@digia.com>
Date: Thu, 17 Jul 2014 15:57:09 +0200
Subject: [PATCH] QmlDesigner: even read methods need a lock

Change-Id: I7381d4c236be59ddd2015b83e9d5eb90e2cb2006
Reviewed-by: Marco Bubke <marco.bubke@digia.com>
---
 share/qtcreator/qml/qmlpuppet/commands/valueschangedcommand.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/share/qtcreator/qml/qmlpuppet/commands/valueschangedcommand.cpp b/share/qtcreator/qml/qmlpuppet/commands/valueschangedcommand.cpp
index 636074074e6..cb7a3164263 100644
--- a/share/qtcreator/qml/qmlpuppet/commands/valueschangedcommand.cpp
+++ b/share/qtcreator/qml/qmlpuppet/commands/valueschangedcommand.cpp
@@ -112,7 +112,9 @@ QDataStream &operator<<(QDataStream &out, const ValuesChangedCommand &command)
         QSharedMemory *sharedMemory = createSharedMemory(keyCounter, outDataStreamByteArray.size());
 
         if (sharedMemory) {
+            sharedMemory->lock();
             std::memcpy(sharedMemory->data(), outDataStreamByteArray.constData(), sharedMemory->size());
+            sharedMemory->unlock();
             out << command.keyNumber();
             return out;
         }