3 files changed, 3 insertions, 3 deletions
diff --git a/sc/source/filter/oox/workbookfragment.cxx b/sc/source/filter/oox/workbookfragment.cxx
index 9cf8d6423edd..d80b594c730e 100644
--- a/sc/source/filter/oox/workbookfragment.cxx
+++ b/sc/source/filter/oox/workbookfragment.cxx
@@ -294,7 +294,7 @@ public:
     {
         aSegments.clear();
     }
-    ISegmentProgressBarRef wrapProgress( const ISegmentProgressBarRef &xProgress )
+    const ISegmentProgressBarRef& wrapProgress( const ISegmentProgressBarRef &xProgress )
     {
         aSegments.push_back( ISegmentProgressBarRef( new ProgressWrapper( xProgress ) ) );
         return aSegments.back();
diff --git a/sc/source/filter/oox/workbookhelper.cxx b/sc/source/filter/oox/workbookhelper.cxx
index b3480d51f6bf..b37638da99cb 100644
--- a/sc/source/filter/oox/workbookhelper.cxx
+++ b/sc/source/filter/oox/workbookhelper.cxx
@@ -744,7 +744,7 @@ ScEditEngineDefaulter& WorkbookHelper::getEditEngine() const
     return mrBookGlob.getEditEngine();
 }
 
-Reference< XSpreadsheetDocument > WorkbookHelper::getDocument() const
+const Reference< XSpreadsheetDocument > & WorkbookHelper::getDocument() const
 {
     return mrBookGlob.getDocument();
 }
diff --git a/sc/source/filter/oox/worksheethelper.cxx b/sc/source/filter/oox/worksheethelper.cxx
index 2ef765d932b5..8b61352f5c82 100644
--- a/sc/source/filter/oox/worksheethelper.cxx
+++ b/sc/source/filter/oox/worksheethelper.cxx
@@ -1389,7 +1389,7 @@ awt::Point WorksheetHelper::getCellPosition( sal_Int32 nCol, sal_Int32 nRow ) co
     return mrSheetGlob.getCellPosition( nCol, nRow );
 }
 
-awt::Size WorksheetHelper::getDrawPageSize() const
+const awt::Size& WorksheetHelper::getDrawPageSize() const
 {
     return mrSheetGlob.getDrawPageSize();
 }