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-rw-r--r--sd/source/ui/unoidl/unolayer.cxx2
1 files changed, 1 insertions, 1 deletions
diff --git a/sd/source/ui/unoidl/unolayer.cxx b/sd/source/ui/unoidl/unolayer.cxx
index d088e4629cc3..b556ae33f120 100644
--- a/sd/source/ui/unoidl/unolayer.cxx
+++ b/sd/source/ui/unoidl/unolayer.cxx
@@ -734,7 +734,7 @@ namespace
@return
Return </True> if both pointers point to the same object.
*/
-bool compare_layers (uno::WeakReference<uno::XInterface> xRef, void* pSearchData)
+bool compare_layers (const uno::WeakReference<uno::XInterface>& xRef, void* pSearchData)
{
uno::Reference<uno::XInterface> xLayer (xRef);
if (xLayer.is())