From c0e43492f39e371c2fc9dad9818df74c0cda835c Mon Sep 17 00:00:00 2001
From: Bruno Haible <bruno@clisp.org>
Date: Fri, 11 Oct 2024 22:30:09 +0200
Subject: [PATCH] its: Fix NULL dereference (regression 2024-10-01).

* gettext-tools/src/its.c (_its_copy_node_with_attributes): Handle attributes
without namespace correctly.
---
 gettext-tools/src/its.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/gettext-tools/src/its.c b/gettext-tools/src/its.c
index 0aabb6e9a..66c964b7e 100644
--- a/gettext-tools/src/its.c
+++ b/gettext-tools/src/its.c
@@ -1989,7 +1989,9 @@ _its_copy_node_with_attributes (xmlNode *node)
       if (strcmp ((const char *) attr_name, "id") != 0)
         {
           xmlNs *attr_ns = attributes->ns;
-          xmlChar *attr_value = xmlGetNsProp (node, attr_name, attr_ns->href);
+          xmlChar *attr_value =
+            xmlGetNsProp (node, attr_name,
+                          attr_ns != NULL ? attr_ns->href : NULL);
           xmlNewNsProp (copy, attr_ns, attr_name, attr_value);
           xmlFree (attr_value);
         }
-- 
2.47.2