From d67a61c4c1d46b9c8af60fba12efddb58d997d16 Mon Sep 17 00:00:00 2001
From: yuanjm <yuanjianmin@espressif.com>
Date: Fri, 18 Sep 2020 15:30:40 +0800
Subject: [PATCH] fix(ipv6): fix ipv6 sned multicast data fail when src address
 is null

---
 components/lwip/lwip | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/components/lwip/lwip b/components/lwip/lwip
index de3e942f..4fd84aba 160000
--- a/components/lwip/lwip
+++ b/components/lwip/lwip
@@ -1 +1 @@
-Subproject commit de3e942f4b9e50b82640dc1e2dd5a32d86231a79
+Subproject commit 4fd84abace0cd8a5a709c194fa54afb3cd39b3f7