Initialize expression field buffer to NULL

m-kuhn · m-kuhn · commit e5a8749402ef · 2014-07-28T10:56:12.000+02:00
Prevents crash, see #1494 (comment)
diff --git a/src/core/qgsvectorlayer.cpp b/src/core/qgsvectorlayer.cpp
@@ -137,6 +137,7 @@ QgsVectorLayer::QgsVectorLayer( QString vectorLayerPath,
     , mCache( new QgsGeometryCache() )
     , mEditBuffer( 0 )
     , mJoinBuffer( 0 )
+    , mExpressionFieldBuffer( 0 )
     , mDiagramRenderer( 0 )
     , mDiagramLayerSettings( 0 )
     , mValidExtent( false )
