xmlparse.c: Fix parser NULL dereference

errorCode is a macro resolving to parser->m_errorCode.
Issue #59 is related.

diff --git a/expat/lib/xmlparse.c b/expat/lib/xmlparse.c
index 66a7f35eedde32c2e69b1dd6f72bbc072c6333ca..d38c90db6b41493bfb197d50d51fd918ee805fcb 100644 (file)
--- a/expat/lib/xmlparse.c
+++ b/expat/lib/xmlparse.c
@@ -1748,7 +1748,8 @@ enum XML_Status XMLCALL
 XML_Parse(XML_Parser parser, const char *s, int len, int isFinal)
 {
   if ((parser == NULL) || (len < 0) || ((s == NULL) && (len != 0))) {
-    errorCode = XML_ERROR_INVALID_ARGUMENT;
+    if (parser != NULL)
+      parser->m_errorCode = XML_ERROR_INVALID_ARGUMENT;
     return XML_STATUS_ERROR;
   }
   switch (ps_parsing) {