From 4959b0a21349560df4fa35c8ca36973e6b5a1d6e Mon Sep 17 00:00:00 2001
From: David Cermak <cermak@espressif.com>
Date: Mon, 19 Sep 2022 07:01:50 +0200
Subject: [PATCH] lwip: Fix close() might block forever if SO_LINGER=y

* Update submodule: git log --oneline ec115c720b8909364ec5898dc5cc430cc898192d..316cfc17ce24f2d5d65c9f28251ec43a59a74cb1

Detailed description of the changes:
  - tcp/close: Fix clean socket closure when lignering (espressif/esp-lwip@316cfc17)
  - tcp_in: Fix incomplete closure if linger active (espressif/esp-lwip@8b599aa1)
  - ci: Introduce lwip test apps (espressif/esp-lwip@0866f578)
---
 components/lwip/lwip | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/components/lwip/lwip b/components/lwip/lwip
index ec115c720b8..316cfc17ce2 160000
--- a/components/lwip/lwip
+++ b/components/lwip/lwip
@@ -1 +1 @@
-Subproject commit ec115c720b8909364ec5898dc5cc430cc898192d
+Subproject commit 316cfc17ce24f2d5d65c9f28251ec43a59a74cb1