Fix error when nick registration stanza doesn't contain Value.

SVN Revision: 2394

diff --git a/src/mod_muc/mod_muc.erl b/src/mod_muc/mod_muc.erl
index 69f1983fbcfed50ea5d91d6fbb97ebd2583ded1d..22e8bb6e0c15e4257710da72de813dd8d43cd8e9 100644 (file)
--- a/src/mod_muc/mod_muc.erl
+++ b/src/mod_muc/mod_muc.erl
@@ -742,11 +742,11 @@ process_iq_register_set(Host, From, SubEl, Lang) ->
                                    {error, ?ERR_BAD_REQUEST};
                                _ ->
                                    case lists:keysearch("nick", 1, XData) of
-                                       false ->
+                                       {value, {_, [Nick]}} when Nick /= "" ->
+                                           iq_set_register_info(Host, From, Nick, Lang);
+                                       _ ->
                                            ErrText = "You must fill in field \"Nickname\" in the form",
-                                           {error, ?ERRT_NOT_ACCEPTABLE(Lang, ErrText)};
-                                       {value, {_, [Nick]}} ->
-                                           iq_set_register_info(Host, From, Nick, Lang)
+                                           {error, ?ERRT_NOT_ACCEPTABLE(Lang, ErrText)}
                                    end
                            end;
                        _ ->