From fbc95440a4d60cc7331a7f32eab9476f038c9ba5 Mon Sep 17 00:00:00 2001
From: Aliaksandr Kalenik <kalenik.aliaksandr@gmail.com>
Date: Fri, 1 Sep 2023 22:13:30 +0200
Subject: [PATCH] LibWeb: Only return initialized navigables from
 child_navigables()

Fixes a crash in `get_session_history_entries()` that happens when
it attempts to find entries for a navigable that hasn't been fully
initialized and therefore doesn't have a nested history entry yet.
---
 Userland/Libraries/LibWeb/HTML/Navigable.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Userland/Libraries/LibWeb/HTML/Navigable.cpp b/Userland/Libraries/LibWeb/HTML/Navigable.cpp
index b315eb4923..3da0ab7518 100644
--- a/Userland/Libraries/LibWeb/HTML/Navigable.cpp
+++ b/Userland/Libraries/LibWeb/HTML/Navigable.cpp
@@ -62,6 +62,8 @@ Vector<JS::Handle<Navigable>> Navigable::child_navigables() const
 {
     Vector<JS::Handle<Navigable>> results;
     for (auto& entry : all_navigables()) {
+        if (entry->current_session_history_entry()->step == SessionHistoryEntry::Pending::Tag)
+            continue;
         if (entry->parent() == this)
             results.append(entry);
     }