From 84eb7493caa543d750b7a6564291ad9761ef752f Mon Sep 17 00:00:00 2001
From: Jonathan Hui <jonhui@google.com>
Date: Wed, 20 Feb 2019 18:10:38 -0800
Subject: [PATCH] [mle] remove assert in `Mle::FillConnectivityTlv()` when
 detached (#3610)

---
 src/core/thread/mle_router.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/core/thread/mle_router.cpp b/src/core/thread/mle_router.cpp
index eee2cffd5..01d0de752 100644
--- a/src/core/thread/mle_router.cpp
+++ b/src/core/thread/mle_router.cpp
@@ -4237,7 +4237,7 @@ void MleRouter::FillConnectivityTlv(ConnectivityTlv &aTlv)
     {
     case OT_DEVICE_ROLE_DISABLED:
     case OT_DEVICE_ROLE_DETACHED:
-        assert(false);
+        cost = static_cast<uint8_t>(kMaxRouteCost);
         break;
 
     case OT_DEVICE_ROLE_CHILD: