From 2d17900f3689adab940520f1a662a6c9c033ed56 Mon Sep 17 00:00:00 2001
From: catch <catch@35733.no-reply.drupal.org>
Date: Fri, 16 Feb 2024 15:23:20 +0000
Subject: [PATCH] Issue #3416141 by gorkagr, Jaypan, Wim Leers: big_pipe.js'
checkMutation() does not check if node exists before using it
---
core/modules/big_pipe/js/big_pipe.js | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/core/modules/big_pipe/js/big_pipe.js b/core/modules/big_pipe/js/big_pipe.js
index 5d592e72f16b..64a1bb95182b 100644
--- a/core/modules/big_pipe/js/big_pipe.js
+++ b/core/modules/big_pipe/js/big_pipe.js
@@ -89,7 +89,8 @@
*/
function checkMutation(node) {
return Boolean(
- node.nodeType === Node.ELEMENT_NODE &&
+ node &&
+ node.nodeType === Node.ELEMENT_NODE &&
node.nodeName === 'SCRIPT' &&
node.dataset &&
node.dataset.bigPipeReplacementForPlaceholderWithId &&
--
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