Fix a few valgrind errors

Change-Id: Ie7898f26176845561b16d0e385429e2bf92cd8f0
Reviewed-by: Tomi Korpipää <tomi.korpipaa@digia.com>

3 files changed, 6 insertions, 5 deletions

diff --git a/src/datavisualization/data/qabstract3dseries.cpp b/src/datavisualization/data/qabstract3dseries.cpp
index 6126d774..2c869574 100644
--- a/src/datavisualization/data/qabstract3dseries.cpp
+++ b/src/datavisualization/data/qabstract3dseries.cpp
@@ -496,7 +496,8 @@ QAbstract3DSeriesPrivate::QAbstract3DSeriesPrivate(QAbstract3DSeries *q, QAbstra
       m_visible(true),
       m_controller(0),
       m_mesh(QAbstract3DSeries::MeshCube),
-      m_meshSmooth(false)
+      m_meshSmooth(false),
+      m_colorStyle(Q3DTheme::ColorStyleUniform)
 {
 }
 
diff --git a/src/datavisualization/engine/bars3drenderer.cpp b/src/datavisualization/engine/bars3drenderer.cpp
index 61ab7ed7..38e384ad 100644
--- a/src/datavisualization/engine/bars3drenderer.cpp
+++ b/src/datavisualization/engine/bars3drenderer.cpp
@@ -642,9 +642,6 @@ void Bars3DRenderer::drawSlicedScene()
     }
 
     int lastLabel = m_sliceCache->labelItems().size() - 1;
-    int seriesCount = 1;
-    if (m_cachedSelectionMode.testFlag(QDataVis::SelectionMultiSeries))
-        seriesCount = m_visibleSeriesList.size();
 
     for (int labelNo = 0; labelNo <= lastLabel; labelNo++) {
         // Get labels from first series only
diff --git a/src/datavisualization/engine/seriesrendercache.cpp b/src/datavisualization/engine/seriesrendercache.cpp
index 68bf2645..04b2249d 100644
--- a/src/datavisualization/engine/seriesrendercache.cpp
+++ b/src/datavisualization/engine/seriesrendercache.cpp
@@ -29,7 +29,10 @@ const QString smoothString(QStringLiteral("Smooth"));
 SeriesRenderCache::SeriesRenderCache()
     : m_series(0),
       m_object(0),
-      m_mesh(QAbstract3DSeries::MeshCube)
+      m_mesh(QAbstract3DSeries::MeshCube),
+      m_baseGradientTexture(0),
+      m_singleHighlightGradientTexture(0),
+      m_multiHighlightGradientTexture(0)
 {
 }