From d63be79df9d4fb6686726dbaccd002c5189ffdbc Mon Sep 17 00:00:00 2001
From: Alexey Shchepin <alexey@process-one.net>
Date: Mon, 20 Jan 2014 16:06:05 +0200
Subject: [PATCH] Use 'to' field only in the first client stream initialization

---
 src/ejabberd_c2s.erl | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/ejabberd_c2s.erl b/src/ejabberd_c2s.erl
index e5304044a..5a02f98bd 100644
--- a/src/ejabberd_c2s.erl
+++ b/src/ejabberd_c2s.erl
@@ -291,7 +291,12 @@ wait_for_stream({xmlstreamstart, _Name, Attrs}, StateData) ->
     DefaultLang = ?MYLANG,
     case xml:get_attr_s(<<"xmlns:stream">>, Attrs) of
 	?NS_STREAM ->
-	    Server = jlib:nameprep(xml:get_attr_s(<<"to">>, Attrs)),
+            Server =
+                case StateData#state.server of
+                    undefined ->
+                        jlib:nameprep(xml:get_attr_s(<<"to">>, Attrs));
+                    S -> S
+                end,
 	    case lists:member(Server, ?MYHOSTS) of
 		true ->
 		    Lang = case xml:get_attr_s(<<"xml:lang">>, Attrs) of