Remove upgrade-related code

No longer needed to update code in runtime since the emulator is
restarted at a major release.

1 files changed, 1 insertions, 12 deletions

diff --git a/lib/diameter/src/transport/diameter_sctp.erl b/lib/diameter/src/transport/diameter_sctp.erl
index aa6f786c77..1a93972b31 100644
--- a/lib/diameter/src/transport/diameter_sctp.erl
+++ b/lib/diameter/src/transport/diameter_sctp.erl
@@ -338,9 +338,6 @@ handle_call({{accept, Ref}, Pid}, _, #listener{ref = Ref,
     {TPid, NewS} = accept(Ref, Pid, S),
     {reply, {ok, TPid}, NewS#listener{count = N+1}};
 
-handle_call(T, From, {listener,_,_,_,_,_,_} = S) -> % started in old code
-    handle_call(T, From, upgrade(S));
-
 handle_call(_, _, State) ->
     {reply, nok, State}.
 
@@ -359,10 +356,7 @@ handle_info(T, #transport{} = S) ->
     {noreply, #transport{} = t(T,S)};
 
 handle_info(T, #listener{} = S) ->
-    {noreply, #listener{} = l(T,S)};
-
-handle_info(T, {listener,_,_,_,_,_,_} = S) -> % started in old code
-    handle_info(T, upgrade(S)).
+    {noreply, #listener{} = l(T,S)}.
 
 %% ---------------------------------------------------------------------------
 %% # code_change/3
@@ -396,9 +390,6 @@ terminate(_, #listener{socket = Sock}) ->
 
 %% ---------------------------------------------------------------------------
 
-upgrade(S) ->
-    #listener{} = erlang:append_element(S, ?DEFAULT_ACCEPT).
-
 putr(Key, Val) ->
     put({?MODULE, Key}, Val).
 
@@ -502,8 +493,6 @@ transition({peeloff, Sock, {sctp, LSock, _RA, _RP, _Data} = Msg, Matches},
            = S) ->
     ok = accept_peer(Sock, Matches),
     transition(Msg, S#transport{socket = Sock});
-transition({peeloff = T, _Sock, _Msg} = T, #transport{} = S) ->% from old code
-    transition(erlang:append_element(T, ?DEFAULT_ACCEPT), S);
 
 %% Incoming message.
 transition({sctp, _Sock, _RA, _RP, Data}, #transport{socket = Sock} = S) ->