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

John Gray

Fix segfault when xpath_list function is applied to an invalid document.
John Gray
0549de06 · Tom Lane · 84620860 · 0549de06
隐藏空白更改
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contrib/xml2/xpath.c contrib/xml2/xpath.c +3 -0

未找到文件。
--- 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: