From f99b944f5d6faf3e8c56c10e3e81668bb44160e0 Mon Sep 17 00:00:00 2001 From: Anders Svensson Date: Mon, 18 May 2015 17:02:08 +0200 Subject: Fix diameter_sctp listener race Commit 4b691d8d made it possible for accepting transport processes to be started concurrently, and commit 77c1b162 adapted diameter_sctp to this, but missed that the publication of the listener process in diameter_reg has to precede the return of its start function. As a result, concurrent starts could result in multiple listener processes. --- lib/diameter/src/transport/diameter_sctp.erl | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/diameter/src/transport/diameter_sctp.erl b/lib/diameter/src/transport/diameter_sctp.erl index 2c8d6f0a14..f80de0a816 100644 --- a/lib/diameter/src/transport/diameter_sctp.erl +++ b/lib/diameter/src/transport/diameter_sctp.erl @@ -223,9 +223,9 @@ init(T) -> i({listen, Ref, {Opts, Addrs}}) -> {[Matches], Rest} = proplists:split(Opts, [accept]), {LAs, Sock} = AS = open(Addrs, Rest, ?DEFAULT_PORT), - proc_lib:init_ack({ok, self(), LAs}), ok = gen_sctp:listen(Sock, true), true = diameter_reg:add_new({?MODULE, listener, {Ref, AS}}), + proc_lib:init_ack({ok, self(), LAs}), start_timer(#listener{ref = Ref, socket = Sock, accept = accept(Matches)}); -- cgit v1.2.3