2 files changed, 3 insertions, 2 deletions

diff --git a/noncore/decorations/flat/flat.cpp b/noncore/decorations/flat/flat.cpp
index b6a81a3..a2f12be 100644
--- a/noncore/decorations/flat/flat.cpp
+++ b/noncore/decorations/flat/flat.cpp
@@ -191,25 +191,25 @@ static QImage scaleButton( const QImage &img, int height )
     }
 }
 
 static void colorize( QImage &img, const QColor &c, bool rev )
 {
     for ( int i = 0; i < img.numColors(); i++ ) {
         bool sc = (img.color(i) & 0xff000000);
         if ( rev ) sc = !sc;
         img.setColor(i, sc ? c.rgb() : 0x00000000 );
     }
 }
 
-FlatDecoration::FlatDecoration() : ref(0), buttonCache(16)
+FlatDecoration::FlatDecoration() : buttonCache(16)
 {
     buttonCache.setAutoDelete(TRUE);
 }
 
 FlatDecoration::~FlatDecoration()
 {
 }
 
 int FlatDecoration::metric( Metric m, const WindowData *wd ) const
 {
     switch ( m ) {
         case TopBorder:
@@ -338,23 +338,25 @@ QString FlatDecoration::name() const
 QPixmap FlatDecoration::icon() const
 {
     return QPixmap();
 }
 
 QRESULT FlatDecoration::queryInterface( const QUuid &uuid, QUnknownInterface **iface )
 {
     *iface = 0;
     if ( uuid == IID_QUnknown )
         *iface = this;
     else if ( uuid == IID_WindowDecoration )
         *iface = this;
+    else
+        return QS_FALSE;
 
     if ( *iface )
         (*iface)->addRef();
     return QS_OK;
 }
 
 Q_EXPORT_INTERFACE()
 {
     Q_CREATE_INSTANCE( FlatDecoration )
 }
 
diff --git a/noncore/decorations/flat/flat.h b/noncore/decorations/flat/flat.h
index 3d8a18b..96ceb1f 100644
--- a/noncore/decorations/flat/flat.h
+++ b/noncore/decorations/flat/flat.h
@@ -33,17 +33,16 @@ public:
 
     virtual int metric( Metric m, const WindowData * ) const;
     virtual void drawArea( Area a, QPainter *, const WindowData * ) const;
     virtual void drawButton( Button b, QPainter *, const WindowData *, int x, int y, int w, int h, QWSButton::State ) const;
     virtual QRegion mask( const WindowData * ) const;
     virtual QString name() const;
     virtual QPixmap icon() const;
 
     QRESULT queryInterface( const QUuid&, QUnknownInterface** );
     Q_REFCOUNT
 
 private:
-    ulong ref;
     QCache<QImage> buttonCache;
 };
 
 #endif