From d1597b4bc2b3a4e9f02e32d0149f70a53d88882a Mon Sep 17 00:00:00 2001
From: rongli <librasungirl@gmail.com>
Date: Thu, 2 Jun 2016 23:47:41 +0800
Subject: [PATCH] fix multicast-forward-to-SED issue (#91)

---
 src/core/thread/mesh_forwarder.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/core/thread/mesh_forwarder.cpp b/src/core/thread/mesh_forwarder.cpp
index ac093222d..76c918cc8 100644
--- a/src/core/thread/mesh_forwarder.cpp
+++ b/src/core/thread/mesh_forwarder.cpp
@@ -368,7 +368,7 @@ Message *MeshForwarder::GetIndirectTransmission(const Child &aChild)
         mAddMeshHeader = false;
         GetMacSourceAddress(ip6Header.GetSource(), mMacSource);
 
-        if (ip6Header.GetDestination().IsLinkLocal() || ip6Header.GetDestination().IsMulticast())
+        if (ip6Header.GetDestination().IsLinkLocal())
         {
             GetMacDestinationAddress(ip6Header.GetDestination(), mMacDest);
         }
@@ -946,6 +946,7 @@ void MeshForwarder::HandleSentFrame(Mac::Frame &aFrame)
         else
         {
             mSendMessage->ClearDirectTransmission();
+            mSendMessage->SetOffset(0);
         }
     }