QNetworkConfigurationManager: Fix network polling.

startPolling() is called by each engine, so before it would start
multiple singleshot timers. So I moved the timer to the class
and check if it has already been started before it is activated
again. So that we just use one timer.

Task-number: QTBUG-17219
Reviewed-by: Iiro Kause
Reviewed-by: Kranthi Kuntala
(cherry picked from commit 2506b86828ca8140c2f22d85a4378df40899b132)

1 files changed, 2 insertions, 0 deletions

diff --git a/src/network/bearer/qnetworkconfigmanager_p.h b/src/network/bearer/qnetworkconfigmanager_p.h
index 81f38c5183..abc4b9b4fa 100644
--- a/src/network/bearer/qnetworkconfigmanager_p.h
+++ b/src/network/bearer/qnetworkconfigmanager_p.h
@@ -64,6 +64,7 @@
 QT_BEGIN_NAMESPACE
 
 class QBearerEngine;
+class QTimer;
 
 class Q_NETWORK_EXPORT QNetworkConfigurationManagerPrivate : public QObject
 {
@@ -107,6 +108,7 @@ private Q_SLOTS:
 
 private:
     void startPolling();
+    QTimer *pollTimer;
 
 private:
     mutable QMutex mutex;