From 282b75f1108e81e483d95a08397da282233f9667 Mon Sep 17 00:00:00 2001
From: Nick Wellnhofer <wellnhofer@aevum.de>
Date: Tue, 28 Feb 2023 12:14:33 +0100
Subject: [PATCH] malloc-fail: Fix memory leak in xmlXPathNameFunction

Found with libFuzzer, see #344.

Reference:https://github.com/GNOME/libxml2/commit/282b75f1108e81e483d95a08397da282233f9667
Conflict:NA
---
 xpath.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/xpath.c b/xpath.c
index d17ad5e..56a59c1 100644
--- a/xpath.c
+++ b/xpath.c
@@ -8857,9 +8857,8 @@ xmlXPathNameFunction(xmlXPathParserContextPtr ctxt, int nargs)
 				     NULL, 0);
 		    if (fullname == cur->nodesetval->nodeTab[i]->name)
 			fullname = xmlStrdup(cur->nodesetval->nodeTab[i]->name);
-		    if (fullname == NULL) {
-			XP_ERROR(XPATH_MEMORY_ERROR);
-		    }
+		    if (fullname == NULL)
+                        xmlXPathPErrMemory(ctxt, NULL);
 		    valuePush(ctxt, xmlXPathCacheWrapString(
 			ctxt->context, fullname));
                 }
-- 
2.27.0