From 44e4607259fddf0c3d6b75ea78cb01ef4583e3ed Mon Sep 17 00:00:00 2001
From: damencho <damencho@jitsi.org>
Date: Mon, 6 Nov 2017 17:24:22 -0600
Subject: [PATCH] Fix memory leak in MutliUserChat.removeConnectionCallback().

Fix memory leak by removing subject listener
in MutliUserChat.removeConnectionCallback().
Fixes SMACK-782.
---
 .../src/main/java/org/jivesoftware/smackx/muc/MultiUserChat.java | 1 +
 1 file changed, 1 insertion(+)

diff --git a/smack-extensions/src/main/java/org/jivesoftware/smackx/muc/MultiUserChat.java b/smack-extensions/src/main/java/org/jivesoftware/smackx/muc/MultiUserChat.java
index 5d95069ce..5b495305f 100644
--- a/smack-extensions/src/main/java/org/jivesoftware/smackx/muc/MultiUserChat.java
+++ b/smack-extensions/src/main/java/org/jivesoftware/smackx/muc/MultiUserChat.java
@@ -2011,6 +2011,7 @@ public class MultiUserChat {
     private void removeConnectionCallbacks() {
         connection.removeSyncStanzaListener(messageListener);
         connection.removeSyncStanzaListener(presenceListener);
+        connection.removeSyncStanzaListener(subjectListener);
         connection.removeSyncStanzaListener(declinesListener);
         connection.removePacketInterceptor(presenceInterceptor);
         if (messageCollector != null) {