4 files changed, 19 insertions, 23 deletions
diff --git a/sc/source/filter/excel/exctools.cxx b/sc/source/filter/excel/exctools.cxx
index 97c5f97c24df..1475f9b8e8b0 100644
--- a/sc/source/filter/excel/exctools.cxx
+++ b/sc/source/filter/excel/exctools.cxx
@@ -50,14 +50,10 @@
 RootData::RootData()
 {
     eDateiTyp = BiffX;
-    pExtSheetBuff = nullptr;
-    pShrfmlaBuff = nullptr;
-    pExtNameBuff = nullptr;
     pFmlaConverter = nullptr;
 
-    pAutoFilterBuffer = nullptr;
-    pPrintRanges = new ScRangeListTabs;
-    pPrintTitles = new ScRangeListTabs;
+    pPrintRanges.reset( new ScRangeListTabs );
+    pPrintTitles.reset( new ScRangeListTabs );
 
     pTabId = nullptr;
     pUserBViewList = nullptr;
@@ -69,12 +65,12 @@ RootData::RootData()
 
 RootData::~RootData()
 {
-    delete pExtSheetBuff;
-    delete pShrfmlaBuff;
-    delete pExtNameBuff;
-    delete pAutoFilterBuffer;
-    delete pPrintRanges;
-    delete pPrintTitles;
+    pExtSheetBuff.reset();
+    pShrfmlaBuff.reset();
+    pExtNameBuff.reset();
+    pAutoFilterBuffer.reset();
+    pPrintRanges.reset();
+    pPrintTitles.reset();
 }
 
 XclImpOutlineBuffer::XclImpOutlineBuffer( SCSIZE nNewSize ) :
diff --git a/sc/source/filter/excel/impop.cxx b/sc/source/filter/excel/impop.cxx
index 26e6ac10a0b5..f1bf316f6640 100644
--- a/sc/source/filter/excel/impop.cxx
+++ b/sc/source/filter/excel/impop.cxx
@@ -125,9 +125,9 @@ ImportExcel::ImportExcel( XclImpRootData& rImpData, SvStream& rStrm ):
     pExcRoot = &GetOldRoot();
     pExcRoot->pIR = this;   // ExcRoot -> XclImpRoot
     pExcRoot->eDateiTyp = BiffX;
-    pExcRoot->pExtSheetBuff = new ExtSheetBuffer( pExcRoot );   //&aExtSheetBuff;
-    pExcRoot->pShrfmlaBuff = new SharedFormulaBuffer( pExcRoot );     //&aShrfrmlaBuff;
-    pExcRoot->pExtNameBuff = new ExtNameBuff ( *this );
+    pExcRoot->pExtSheetBuff.reset( new ExtSheetBuffer( pExcRoot ) );   //&aExtSheetBuff;
+    pExcRoot->pShrfmlaBuff.reset( new SharedFormulaBuffer( pExcRoot ) );     //&aShrfrmlaBuff;
+    pExcRoot->pExtNameBuff.reset( new ExtNameBuff ( *this ) );
 
     pOutlineListBuffer = new XclImpOutlineListBuffer;
 
diff --git a/sc/source/filter/excel/xiroot.cxx b/sc/source/filter/excel/xiroot.cxx
index cbe4d4a4c4d9..98e9a3a47c1e 100644
--- a/sc/source/filter/excel/xiroot.cxx
+++ b/sc/source/filter/excel/xiroot.cxx
@@ -74,7 +74,7 @@ XclImpRoot::XclImpRoot( XclImpRootData& rImpRootData ) :
         mrImpData.mxCondFmtMgr.reset( new XclImpCondFormatManager( GetRoot() ) );
         mrImpData.mxValidMgr.reset( new XclImpValidationManager( GetRoot() ) );
         // TODO still in old RootData (deleted by RootData)
-        GetOldRoot().pAutoFilterBuffer = new XclImpAutoFilterBuffer;
+        GetOldRoot().pAutoFilterBuffer.reset( new XclImpAutoFilterBuffer );
         mrImpData.mxWebQueryBfr.reset( new XclImpWebQueryBuffer( GetRoot() ) );
         mrImpData.mxPTableMgr.reset( new XclImpPivotTableManager( GetRoot() ) );
         mrImpData.mxTabProtect.reset( new XclImpSheetProtectBuffer( GetRoot() ) );
diff --git a/sc/source/filter/inc/root.hxx b/sc/source/filter/inc/root.hxx
index ec7f53f7b44f..d9998f3e4cc2 100644
--- a/sc/source/filter/inc/root.hxx
+++ b/sc/source/filter/inc/root.hxx
@@ -52,17 +52,17 @@ class XclExpRoot;
 
 struct RootData     // -> incarnation in each case in the ImportExcel object!
 {
-    BiffTyp             eDateiTyp;              // fine differentiation
-    ExtSheetBuffer*     pExtSheetBuff;
-    SharedFormulaBuffer*      pShrfmlaBuff;
-    ExtNameBuff*        pExtNameBuff;
+    BiffTyp             eDateiTyp;           // fine differentiation
+    std::unique_ptr<ExtSheetBuffer>         pExtSheetBuff;
+    std::unique_ptr<SharedFormulaBuffer>    pShrfmlaBuff;
+    std::unique_ptr<ExtNameBuff>            pExtNameBuff;
     ExcelToSc*          pFmlaConverter;
     XclImpColRowSettings* pColRowBuff;        // col/row settings 1 table
 
     // Biff8
-    XclImpAutoFilterBuffer* pAutoFilterBuffer;      // ranges for autofilter and advanced filter
-    ScRangeListTabs*       pPrintRanges;
-    ScRangeListTabs*       pPrintTitles;
+    std::unique_ptr<XclImpAutoFilterBuffer> pAutoFilterBuffer;      // ranges for autofilter and advanced filter
+    std::unique_ptr<ScRangeListTabs>        pPrintRanges;
+    std::unique_ptr<ScRangeListTabs>        pPrintTitles;
 
     // extensions for export
     XclExpChTrTabId*        pTabId;             // pointer to rec list, do not destroy