From fadc9db44c8f92173fc7eb5ccf517d46668a3fcc Mon Sep 17 00:00:00 2001
From: Rhodri James <rhodri@kynesim.co.uk>
Date: Tue, 25 Apr 2017 18:17:36 +0100
Subject: [PATCH] Validate parser parameter for XML_ResumeParser

---
 expat/lib/xmlparse.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/expat/lib/xmlparse.c b/expat/lib/xmlparse.c
index 7877df4a..3e662eb6 100644
--- a/expat/lib/xmlparse.c
+++ b/expat/lib/xmlparse.c
@@ -1969,6 +1969,8 @@ XML_ResumeParser(XML_Parser parser)
 {
   enum XML_Status result = XML_STATUS_OK;
 
+  if (parser == NULL)
+    return XML_STATUS_ERROR;
   if (ps_parsing != XML_SUSPENDED) {
     errorCode = XML_ERROR_NOT_SUSPENDED;
     return XML_STATUS_ERROR;