Fix segfault when xpath_list function is applied to an invalid document.

John Gray
21 years ago · 0549de06ba
parent 84620860d9
commit 0549de06ba
1 changed files with 3 additions and 0 deletions
--- 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: