gsup_server: Spawn one process per rx message

This way if rx path crashes it won't affect the gsup_server socket,
which will just discard the received packet.

Change-Id: Ifb5ece08007be59657d0d2f428e9d991af696026
---
M src/gsup_server.erl
1 file changed, 16 insertions(+), 1 deletion(-)

diff --git a/src/gsup_server.erl b/src/gsup_server.erl
index ef87b67..0ef7ae7 100644
--- a/src/gsup_server.erl
+++ b/src/gsup_server.erl
@@ -227,7 +227,10 @@
 %% Rx IPA/GSUP message:
 handle_info({ipa, Socket, ?IPAC_PROTO_EXT_GSUP, GsupMsgRx}, State) ->
 	lager:info("GSUP: Rx ~p~n", [GsupMsgRx]),
-	rx_gsup(Socket, GsupMsgRx, State);
+	misc:spawn_wait_ret(fun() ->
+				rx_gsup(Socket, GsupMsgRx, State)
+			    end,
+			    {noreply, State});
 
 handle_info(Info, S) ->
 	error_logger:error_report(["unknown handle_info", {module, ?MODULE}, {info, Info}, {state, S}]),

