File 0682-Correct-type-spec-for-gen_sctp-connect-4-5.patch of Package erlang

From daccea47144dea83355975d31cadc4dbc7e93fbc Mon Sep 17 00:00:00 2001
From: Raimo Niskanen <raimo@erlang.org>
Date: Fri, 7 Jun 2019 15:39:02 +0200
Subject: [PATCH] Correct type spec for gen_sctp:connect/4,5

---
 lib/kernel/src/gen_sctp.erl | 17 +++++++++++------
 1 file changed, 11 insertions(+), 6 deletions(-)

diff --git a/lib/kernel/src/gen_sctp.erl b/lib/kernel/src/gen_sctp.erl
index d893d44079..a63df54ff9 100644
--- a/lib/kernel/src/gen_sctp.erl
+++ b/lib/kernel/src/gen_sctp.erl
@@ -217,24 +217,29 @@ peeloff(S, AssocId) when is_port(S), is_integer(AssocId) ->
 	Error -> Error
     end.
 
--spec connect(Socket, Addr, Port, Opts) -> {ok, Assoc} | {error, inet:posix()} when
+-spec connect(Socket, Addr, Port, Opts) ->
+                     {ok, #sctp_assoc_change{state :: 'comm_up'}} |
+                     {error, #sctp_assoc_change{state :: 'cant_assoc'}} |
+                     {error, inet:posix()}
+                         when
       Socket :: sctp_socket(),
       Addr :: inet:ip_address() | inet:hostname(),
       Port :: inet:port_number(),
-      Opts :: [Opt :: option()],
-      Assoc :: #sctp_assoc_change{}.
+      Opts :: [Opt :: option()].
 
 connect(S, Addr, Port, Opts) ->
     connect(S, Addr, Port, Opts, infinity).
 
 -spec connect(Socket, Addr, Port, Opts, Timeout) ->
-                     {ok, Assoc} | {error, inet:posix()} when
+                     {ok, #sctp_assoc_change{state :: 'comm_up'}} |
+                     {error, #sctp_assoc_change{state :: 'cant_assoc'}} |
+                     {error, inet:posix()}
+                         when
       Socket :: sctp_socket(),
       Addr :: inet:ip_address() | inet:hostname(),
       Port :: inet:port_number(),
       Opts :: [Opt :: option()],
-      Timeout :: timeout(),
-      Assoc :: #sctp_assoc_change{}.
+      Timeout :: timeout().
 
 connect(S, Addr, Port, Opts, Timeout) ->
     case do_connect(S, Addr, Port, Opts, Timeout, true) of
-- 
2.16.4