Fix reg from 4cb3e1c0

Change-Id: I853a949e68d192c48a90321a8b3b75a5d443638b
Reviewed-on: https://gerrit.libreoffice.org/48111Reviewed-by: Julien Nabet <serval2412@yahoo.fr>
Tested-by: Jenkins <ci@libreoffice.org>

dbaccess/source/ui/tabledesign/TableController.cxx

@@ -1132,7 +1132,7 @@ void OTableController::alterColumns()
     // first look for columns where something other than the name changed
     for (auto const& row : m_vRowList)
     {
-        OSL_ENSURE(*aIter,"OTableRow is null!");
+        OSL_ENSURE(row,"OTableRow is null!");
         OFieldDescription* pField = row->GetActFieldDescr();
         if ( !pField )
             continue;