2 files changed, 2 insertions, 2 deletions
diff --git a/canvas/source/vcl/devicehelper.hxx b/canvas/source/vcl/devicehelper.hxx
index 359f2b887c13..2a5d7ac2a42e 100644
--- a/canvas/source/vcl/devicehelper.hxx
+++ b/canvas/source/vcl/devicehelper.hxx
@@ -77,7 +77,7 @@ namespace vclcanvas
         css::uno::Reference<
             css::rendering::XColorSpace > getColorSpace() const;
 
-        OutDevProviderSharedPtr getOutDev() const { return mpOutDev; }
+        const OutDevProviderSharedPtr& getOutDev() const { return mpOutDev; }
 
         /** called when DumpScreenContent property is enabled on
             XGraphicDevice, and writes out bitmaps of current screen.
diff --git a/canvas/source/vcl/spritedevicehelper.hxx b/canvas/source/vcl/spritedevicehelper.hxx
index fc7e6ba51a60..8c5d7271c5d6 100644
--- a/canvas/source/vcl/spritedevicehelper.hxx
+++ b/canvas/source/vcl/spritedevicehelper.hxx
@@ -54,7 +54,7 @@ namespace vclcanvas
         css::uno::Any getSurfaceHandle() const;
 
         void dumpScreenContent() const;
-        BackBufferSharedPtr getBackBuffer() const { return mpBackBuffer; }
+        const BackBufferSharedPtr& getBackBuffer() const { return mpBackBuffer; }
 
         void notifySizeUpdate( const css::awt::Rectangle& rBounds );