From eb51c4bf10013a08c762bdfd8556732ee1b2f181 Mon Sep 17 00:00:00 2001
From: rudolfkoenig <rudolfkoenig@2b470e98-0d58-463d-a4d8-8e2adae1ed80>
Date: Fri, 7 Dec 2018 19:24:51 +0000
Subject: [PATCH] 00_MQTT2_SERVER.pm: send a message only once, event if it is
 subscribed twice (Forum #91394)

git-svn-id: https://svn.fhem.de/fhem/trunk@17919 2b470e98-0d58-463d-a4d8-8e2adae1ed80
---
 fhem/FHEM/00_MQTT2_SERVER.pm | 1 +
 1 file changed, 1 insertion(+)

diff --git a/fhem/FHEM/00_MQTT2_SERVER.pm b/fhem/FHEM/00_MQTT2_SERVER.pm
index 208fef34c..c7ae9da35 100644
--- a/fhem/FHEM/00_MQTT2_SERVER.pm
+++ b/fhem/FHEM/00_MQTT2_SERVER.pm
@@ -445,6 +445,7 @@ MQTT2_SERVER_sendto($$$$)
         pack("n", length($topic)).
         $topic.$val);
     }
+    last;       # send a message only once
   }
 }