From dcf3db3e98f7ff0b926a568062bdb130c802a556 Mon Sep 17 00:00:00 2001
From: levlam <levlam@telegram.org>
Date: Thu, 3 Oct 2019 18:16:11 +0300
Subject: [PATCH] Fix parse_sticker_set with an invalid sticker.

GitOrigin-RevId: 66734835e21c35fb3978f2311b9d582d1b65f0e6
---
 td/telegram/StickersManager.hpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/td/telegram/StickersManager.hpp b/td/telegram/StickersManager.hpp
index 63f91775c..ce158c64e 100644
--- a/td/telegram/StickersManager.hpp
+++ b/td/telegram/StickersManager.hpp
@@ -262,6 +262,9 @@ void StickersManager::parse_sticker_set(StickerSet *sticker_set, ParserT &parser
       if (parser.get_error() != nullptr) {
         return;
       }
+      if (!sticker_id.is_valid()) {
+        return parser.set_error("Receive invalid sticker in a sticker set");
+      }
       sticker_set->sticker_ids.push_back(sticker_id);
 
       Sticker *sticker = get_sticker(sticker_id);