Fixed memory leak. JM-1312

git-svn-id: http://svn.igniterealtime.org/svn/repos/openfire/branches@10141 b35dd754-fafc-0310-a699-88a17e54d16e

openfire_3_5_0/src/java/org/jivesoftware/openfire/muc/spi/MultiUserChatServerImpl.java

@@ -338,7 +338,7 @@ public class MultiUserChatServerImpl extends BasicModule implements MultiUserCha
                 }
                 // Do nothing if this feature is disabled (i.e USER_IDLE equals -1)
                 if (user_idle == -1) {
-                    return;
+                    continue;
                 }
                 if (user.getLastPacketTime() < deadline) {
                     // Kick the user from all the rooms that he/she had previuosly joined