From 99836b2660b7453ba05eae6fe5e3d5e73d0f303d Mon Sep 17 00:00:00 2001
From: Tobias Lindahl <tobias@happihacking.com>
Date: Tue, 26 Oct 2021 10:52:27 +0200
Subject: [PATCH] fix(persistent_sessions): add back the trap_exit

---
 apps/emqx/src/emqx_session_router_worker.erl | 1 +
 1 file changed, 1 insertion(+)

diff --git a/apps/emqx/src/emqx_session_router_worker.erl b/apps/emqx/src/emqx_session_router_worker.erl
index dca51a7c3..322f110c0 100644
--- a/apps/emqx/src/emqx_session_router_worker.erl
+++ b/apps/emqx/src/emqx_session_router_worker.erl
@@ -91,6 +91,7 @@ buffer(Worker, STopic, Msg) ->
 init(#{ remote_pid  := RemotePid
       , session_id  := SessionID
       , session_tab := SessionTab}) ->
+    process_flag(trap_exit, true),
     erlang:monitor(process, RemotePid),
     ?tp(ps_worker_started, #{ remote_pid => RemotePid
                             , sid => SessionID }),