From: Rhodri James <rhodri@kynesim.co.uk>
Date: Tue, 25 Apr 2017 16:38:34 +0000 (+0100)
Subject: Validate parser parameter in XML_SetEndNamespaceDeclHandler
X-Git-Tag: R_2_2_1~51^2~29
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=2823d9d3889811195a2b599db84d304c1ae425d7;p=libexpat

Validate parser parameter in XML_SetEndNamespaceDeclHandler
---

diff --git a/expat/lib/xmlparse.c b/expat/lib/xmlparse.c
index 743fbdc3..c45afaa2 100644
--- a/expat/lib/xmlparse.c
+++ b/expat/lib/xmlparse.c
@@ -1533,7 +1533,8 @@ XML_SetStartNamespaceDeclHandler(XML_Parser parser,
 void XMLCALL
 XML_SetEndNamespaceDeclHandler(XML_Parser parser,
                                XML_EndNamespaceDeclHandler end) {
-  endNamespaceDeclHandler = end;
+  if (parser != NULL)
+    endNamespaceDeclHandler = end;
 }
 
 void XMLCALL