From 7c759b2c2153a9eb9cd28f7a366b4393a4dae787 Mon Sep 17 00:00:00 2001
From: FranklinDM <mrmineshafter17@gmail.com>
Date: Fri, 7 Apr 2023 23:22:26 +0800
Subject: [PATCH] Issue #252 - Follow-up: Include a null check against
 mDocument

---
 layout/base/nsPresShell.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/layout/base/nsPresShell.cpp b/layout/base/nsPresShell.cpp
index 74a0cc210f..14c8e9e906 100644
--- a/layout/base/nsPresShell.cpp
+++ b/layout/base/nsPresShell.cpp
@@ -2986,7 +2986,7 @@ PresShell::GoToAnchor(const nsAString& aAnchorName, bool aScroll,
   }
 
   // Search for an anchor element with a matching "name" attribute
-  if (!content && htmlDoc) {
+  if (!content && htmlDoc && mDocument) {
     // Find a matching list of named nodes
     nsCOMPtr<nsIDOMNodeList> list = mDocument->GetElementsByName(aAnchorName);
     if (list) {