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-rw-r--r--lib/kernel/src/gen_sctp.erl30
1 files changed, 20 insertions, 10 deletions
diff --git a/lib/kernel/src/gen_sctp.erl b/lib/kernel/src/gen_sctp.erl
index a1542ab507..cccfa75005 100644
--- a/lib/kernel/src/gen_sctp.erl
+++ b/lib/kernel/src/gen_sctp.erl
@@ -39,7 +39,7 @@ open() ->
open([]).
open(Opts) when is_list(Opts) ->
- Mod = mod(Opts),
+ Mod = mod(Opts, undefined),
case Mod:open(Opts) of
{error,badarg} ->
erlang:error(badarg, [Opts]);
@@ -234,17 +234,27 @@ controlling_process(S, Pid) ->
%% Utilites
%%
-%% Get the SCTP moudule
-mod() -> inet_db:sctp_module().
+%% Get the SCTP module, but IPv6 address overrides default IPv4
+mod(Address) ->
+ case inet_db:sctp_module() of
+ inet_sctp when tuple_size(Address) =:= 8 ->
+ inet6_sctp;
+ Mod ->
+ Mod
+ end.
%% Get the SCTP module, but option sctp_module|inet|inet6 overrides
-mod([{sctp_module,Mod}|_]) ->
+mod([{sctp_module,Mod}|_], _Address) ->
Mod;
-mod([inet|_]) ->
+mod([inet|_], _Address) ->
inet_sctp;
-mod([inet6|_]) ->
+mod([inet6|_], _Address) ->
inet6_sctp;
-mod([_|Opts]) ->
- mod(Opts);
-mod([]) ->
- mod().
+mod([{ip, Address}|Opts], _) ->
+ mod(Opts, Address);
+mod([{ifaddr, Address}|Opts], _) ->
+ mod(Opts, Address);
+mod([_|Opts], Address) ->
+ mod(Opts, Address);
+mod([], Address) ->
+ mod(Address).