chart49: #i114953# don't crash with very complex categories

1 files changed, 4 insertions, 2 deletions

diff --git a/chart2/source/tools/InternalDataProvider.cxx b/chart2/source/tools/InternalDataProvider.cxx
index 4abc51be31af..26b2db4fc253 100755
--- a/chart2/source/tools/InternalDataProvider.cxx
+++ b/chart2/source/tools/InternalDataProvider.cxx
@@ -356,9 +356,11 @@ InternalDataProvider::InternalDataProvider( const Reference< chart2::XChartDocum
                         if( xSeq.is() )
                             aStringSeq = xSeq->getTextualData(); // @todo: be able to deal with XDataSequence, too
                         sal_Int32 nLength = aStringSeq.getLength();
-                        if( static_cast< sal_Int32 >(aNewCategories.size()) < nLength )
+                        sal_Int32 nCatLength = static_cast< sal_Int32 >(aNewCategories.size());
+                        if( nCatLength < nLength )
                             aNewCategories.resize( nLength );
-
+                        else if( nLength < nCatLength )
+                            aStringSeq.realloc( nCatLength );
                         transform( aNewCategories.begin(), aNewCategories.end(), aStringSeq.getConstArray(),
                             aNewCategories.begin(), lcl_setStringAtLevel(nL) );
                     }