Fix registry crash when no registrySource

Prior to this patch, a crash would occur if a Host Node tried to connect
to a Registry which wasn't available and used enableRemoting to share a
Source.  The crash would occur when the Node tried to remove the object
from the Registry when deleted.

Change-Id: Ibbe6e2e5742179e2d4be7f51917953013054fe0b
Reviewed-by: Björn Breitmeyer <bjoern.breitmeyer@kdab.com>

1 files changed, 5 insertions, 0 deletions

diff --git a/src/remoteobjects/qremoteobjectregistry.cpp b/src/remoteobjects/qremoteobjectregistry.cpp
index d136ef9..3cadd97 100644
--- a/src/remoteobjects/qremoteobjectregistry.cpp
+++ b/src/remoteobjects/qremoteobjectregistry.cpp
@@ -88,6 +88,11 @@ void QRemoteObjectRegistry::addSource(const QRemoteObjectSourceLocation &entry)
 
 void QRemoteObjectRegistry::removeSource(const QRemoteObjectSourceLocation &entry)
 {
+    if (!isInitialized()) {
+        bool res = waitForSource();
+        if (!res)
+            return; //FIX What to do here?
+    }
     qCDebug(QT_REMOTEOBJECT) << "An entry was removed from the registry - Sending to Source" << entry.first << entry.second;
     // This does not set any data to avoid a coherency problem between client and server
     static int index = QRemoteObjectRegistry::staticMetaObject.indexOfMethod("removeSource(QRemoteObjectSourceLocation)");