From 14cab3a7f04373d1f5b20fa9282d467c4bc03266 Mon Sep 17 00:00:00 2001
From: Jonathan Hui <jonhui@google.com>
Date: Wed, 16 Dec 2020 22:10:14 -0800
Subject: [PATCH] [border-agent] remove UDP receiver on commissioner disconnect
 (#5964)

---
 src/core/meshcop/border_agent.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/core/meshcop/border_agent.cpp b/src/core/meshcop/border_agent.cpp
index e39604033..a3970f64c 100644
--- a/src/core/meshcop/border_agent.cpp
+++ b/src/core/meshcop/border_agent.cpp
@@ -556,6 +556,7 @@ void BorderAgent::HandleConnected(bool aConnected)
     else
     {
         otLogInfoMeshCoP("Commissioner disconnected");
+        IgnoreError(Get<Ip6::Udp>().RemoveReceiver(mUdpReceiver));
         Get<ThreadNetif>().RemoveUnicastAddress(mCommissionerAloc);
         mState = kStateStarted;
     }