fix closing state in QLocalSocket on Windows

When closing a QLocalSocket, which has unwritten data, the pipe writer
was never deleted. Thus writing after a reconnect didn't work.

Task-number: QTBUG-9681
Reviewed-by: ossi

1 files changed, 9 insertions, 1 deletions

diff --git a/src/network/socket/qlocalsocket_win.cpp b/src/network/socket/qlocalsocket_win.cpp
index 3283bf2..5f46ecb 100644
--- a/src/network/socket/qlocalsocket_win.cpp
+++ b/src/network/socket/qlocalsocket_win.cpp
@@ -39,7 +39,6 @@
 **
 ****************************************************************************/
 
-#include "qlocalsocket.h"
 #include "qlocalsocket_p.h"
 
 #include <private/qthread_p.h>
@@ -425,6 +424,15 @@ bool QLocalSocket::flush()
 void QLocalSocket::disconnectFromServer()
 {
     Q_D(QLocalSocket);
+
+    // Are we still connected?
+    if (!isValid()) {
+        // If we have unwritten data, the pipeWriter is still present.
+        // It must be destroyed before close() to prevent an infinite loop.
+        delete d->pipeWriter;
+        d->pipeWriter = 0;
+    }
+
     flush();
     if (d->pipeWriter && d->pipeWriter->bytesToWrite() != 0) {
         d->state = QLocalSocket::ClosingState;