fix r10511

git-svn-id: http://svn.osgeo.org/qgis/trunk/qgis@10577 c8812cc2-4d05-0410-92ff-de0c093fc19c

Author: jef

src/core/qgsvectorlayer.cpp

@@ -2191,7 +2191,7 @@ bool QgsVectorLayer::setDataProvider( QString const & provider )
         reg.indexIn( name() );
         QStringList stuff = reg.capturedTexts();
         QString lName = stuff[1];
-        if ( lName.length() == 3 )
+        if ( stuff.size() == 3 )
         {
           const QMap<QString, QgsMapLayer*> &layers = QgsMapLayerRegistry::instance()->mapLayers();