Fix #27: Required to lock TCPIP core functionality

mathieucarbou · Oct 27, 2024 · 45b7ee8 · 45b7ee8
1 parent c4eac09
commit 45b7ee8
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/src/AsyncTCP.cpp b/src/AsyncTCP.cpp
@@ -951,13 +951,15 @@ int8_t AsyncClient::_connected(tcp_pcb* pcb, int8_t err){
 
 void AsyncClient::_error(int8_t err) {
     if(_pcb){
+        TCP_MUTEX_LOCK();
         tcp_arg(_pcb, NULL);
         if(_pcb->state == LISTEN) {
             tcp_sent(_pcb, NULL);
             tcp_recv(_pcb, NULL);
             tcp_err(_pcb, NULL);
             tcp_poll(_pcb, NULL, 0);
         }
+        TCP_MUTEX_UNLOCK();
         _free_closed_slot();
         _pcb = NULL;
     }