From 36164d9446f7934e157ba6fc092d11908f74142f Mon Sep 17 00:00:00 2001
From: Holger Weiss <holger@zedat.fu-berlin.de>
Date: Mon, 25 Apr 2016 09:33:47 +0200
Subject: [PATCH] Return error when blocking last activity request

As per XEP-0016 and XEP-0191, return a service-unavailable error when an
incoming last activity query was blocked by a privacy list (just as we
do for other IQ requests).
---
 src/ejabberd_c2s.erl | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/ejabberd_c2s.erl b/src/ejabberd_c2s.erl
index e75cb0abd..10657c45d 100644
--- a/src/ejabberd_c2s.erl
+++ b/src/ejabberd_c2s.erl
@@ -1563,6 +1563,12 @@ handle_info({route, From, To,
 							 {true, Attrs,
 							  StateData};
 						     deny ->
+							 Err =
+							     jlib:make_error_reply(Packet,
+										   ?ERR_SERVICE_UNAVAILABLE),
+							 ejabberd_router:route(To,
+									       From,
+									       Err),
 							 {false, Attrs,
 							  StateData}
 						   end;