Related: ofz#8226 + valgrind: uninitialized value

Change-Id: I63dea876dffe2d9e17b506dbd8515da2d97fbf08
Reviewed-on: https://gerrit.libreoffice.org/54114Reviewed-by: Michael Stahl <Michael.Stahl@cib.de>
Tested-by: Jenkins <ci@libreoffice.org>
(cherry picked from commit 0ec74577)

starmath/source/mathtype.cxx

@@ -2852,7 +2852,7 @@ void MathType::HandleSetSize()
 bool MathType::HandleChar(sal_Int32 &rTextStart, int &rSetSize, int nLevel,
     sal_uInt8 nTag, sal_uInt8 nSelector, sal_uInt8 nVariation, bool bSilent)
 {
-    sal_Unicode nChar;
+    sal_Unicode nChar(0);
     bool bRet = true;
 
     if (xfAUTO(nTag))
@@ -2865,7 +2865,7 @@ bool MathType::HandleChar(sal_Int32 &rTextStart, int &rSetSize, int nLevel,
     pS->ReadUChar( nTypeFace );
     if (nVersion < 3)
     {
-        sal_uInt8 nChar8;
+        sal_uInt8 nChar8(0);
         pS->ReadUChar( nChar8 );
         nChar = nChar8;
     }