From 0549de06ba85acf266f9f6f3719df1411e9d5cef Mon Sep 17 00:00:00 2001
From: Tom Lane <tgl@sss.pgh.pa.us>
Date: Sun, 9 Jan 2005 17:40:40 +0000
Subject: [PATCH] Fix segfault when xpath_list function is applied to an
invalid document. John Gray
---
contrib/xml2/xpath.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/contrib/xml2/xpath.c b/contrib/xml2/xpath.c
index d3ac76b9ef5..c15a5bb6225 100644
--- a/contrib/xml2/xpath.c
+++ b/contrib/xml2/xpath.c
@@ -582,7 +582,10 @@ pgxml_result_to_text(xmlXPathObjectPtr res,
text *xpres;
if (res == NULL)
+ {
+ xmlCleanupParser();
return NULL;
+ }
switch (res->type)
{
case XPATH_NODESET:
--
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