From: zhangyanjiao <zhangyanjiao@espressif.com>
Date: Thu, 20 Sep 2018 12:01:22 +0000 (+0800)
Subject: lwip: fix the bug that IPv6 TCP connection fail
X-Git-Tag: v3.2-beta1~122^2
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=e7d6c861b595d905cad170ca5df39b29f8ca7105;p=esp-idf

lwip: fix the bug that IPv6 TCP connection fail

The lwip code didn't create an new mld group when netif is up,
this will lead to the server can't find the matching netif when
receiving NS(neighbor solicitation) packet
---

diff --git a/components/lwip/lwip b/components/lwip/lwip
index e6f0cab39b..99d992cac3 160000
--- a/components/lwip/lwip
+++ b/components/lwip/lwip
@@ -1 +1 @@
-Subproject commit e6f0cab39b3831bd56e83615fd65851294ca6ed4
+Subproject commit 99d992cac3e9d7614ba30ac75f6df35adb59f2e1