From 78f3363486bf70f6ba17490bd7bc05cae699eb73 Mon Sep 17 00:00:00 2001
From: levlam <levlam@telegram.org>
Date: Thu, 15 Feb 2024 17:16:08 +0300
Subject: [PATCH] Add key validness checks before adding to FlatHashSet.

---
 td/telegram/MessagesManager.cpp      | 1 +
 td/telegram/SavedMessagesManager.cpp | 1 +
 2 files changed, 2 insertions(+)

diff --git a/td/telegram/MessagesManager.cpp b/td/telegram/MessagesManager.cpp
index 16502acc7..7a0498ee9 100644
--- a/td/telegram/MessagesManager.cpp
+++ b/td/telegram/MessagesManager.cpp
@@ -17720,6 +17720,7 @@ bool MessagesManager::set_folder_pinned_dialogs(FolderId folder_id, vector<Dialo
 
   FlatHashSet<DialogId, DialogIdHash> all_old_pinned_dialog_ids;
   for (auto dialog_id : old_dialog_ids) {
+    CHECK(dialog_id.is_valid());
     all_old_pinned_dialog_ids.insert(dialog_id);
   }
 
diff --git a/td/telegram/SavedMessagesManager.cpp b/td/telegram/SavedMessagesManager.cpp
index 5b2035fcc..eba0299d8 100644
--- a/td/telegram/SavedMessagesManager.cpp
+++ b/td/telegram/SavedMessagesManager.cpp
@@ -767,6 +767,7 @@ bool SavedMessagesManager::set_pinned_saved_messages_topics(vector<SavedMessages
             << saved_messages_topic_ids;
   FlatHashSet<SavedMessagesTopicId, SavedMessagesTopicIdHash> old_pinned_saved_messages_topic_ids;
   for (auto pinned_saved_messages_topic_id : topic_list_.pinned_saved_messages_topic_ids_) {
+    CHECK(pinned_saved_messages_topic_id.is_valid());
     old_pinned_saved_messages_topic_ids.insert(pinned_saved_messages_topic_id);
   }