From 97af778955bfc2c061c66a7a6a22b93e453a6ef6 Mon Sep 17 00:00:00 2001
From: Mathieu Carbou <mathieu.carbou@gmail.com>
Date: Tue, 12 Nov 2024 18:24:53 +0100
Subject: [PATCH] Fix: Required to lock TCPIP core functionality See:
 https://github.com/espressif/arduino-esp32/issues/10526#issuecomment-2471122550

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

diff --git a/src/AsyncTCP.cpp b/src/AsyncTCP.cpp
index 595ae2f..47fba18 100644
--- a/src/AsyncTCP.cpp
+++ b/src/AsyncTCP.cpp
@@ -1531,10 +1531,10 @@ void AsyncServer::end(){
         TCP_MUTEX_LOCK();
         tcp_arg(_pcb, NULL);
         tcp_accept(_pcb, NULL);
-        TCP_MUTEX_UNLOCK();
         if(tcp_close(_pcb) != ERR_OK){
             _tcp_abort(_pcb, -1);
         }
+        TCP_MUTEX_UNLOCK();
         _pcb = NULL;
     }
 }