mod_muc: Fix a traceback when an owner joins a room

diff --git a/plugins/muc/mod_muc.lua b/plugins/muc/mod_muc.lua
index 03a23e09fc2ce1ad97f1e5712264003dfe9334e9..29cbd7900d860626033aec15b6a2db1edd880559 100644 (file)
--- a/plugins/muc/mod_muc.lua
+++ b/plugins/muc/mod_muc.lua
@@ -38,9 +38,9 @@ do -- Monkey patch to make server admins room owners
        end
 
        local _set_affiliation = room_mt.set_affiliation;
-       function room_mt:set_affiliation(actor, jid, ...)
+       function room_mt:set_affiliation(actor, jid, affiliation, reason)
                if affiliation ~= "owner" and is_admin(jid) then return nil, "modify", "not-acceptable"; end
-               return _set_affiliation(self, actor, jid, ...);
+               return _set_affiliation(self, actor, jid, affiliation, reason);
        end
 end