[PATCH] fix fdo#36863 - math crasher on redraw, introduced by Seek difference

[Michael Meeks]

---
 starmath/source/parse.cxx |   12 ++++++++----
 1 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/starmath/source/parse.cxx b/starmath/source/parse.cxx
index ee27781..5d7fc2b 100644
--- a/starmath/source/parse.cxx
+++ b/starmath/source/parse.cxx
@@ -2513,11 +2513,15 @@ const SmErrorDesc *SmParser::PrevError()
 }
 
 
-const SmErrorDesc  *SmParser::GetError(size_t i)
+const SmErrorDesc *SmParser::GetError(size_t i)
 {
-    return ( i < m_aErrDescList.size() )
-               ? m_aErrDescList[ i ]
-               : m_aErrDescList[ m_nCurError ];
+    if ( i < m_aErrDescList.size() )
+        return m_aErrDescList[ i ];
+
+    if ( (size_t)m_nCurError < m_aErrDescList.size() )
+        return m_aErrDescList[ m_nCurError ];
+
+    return NULL;
 }
 
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
-- 
1.7.3.4


-- 
 michael.meeks at novell.com  <><, Pseudo Engineer, itinerant idiot