diff --git a/components/lwip/port/esp32/freertos/sys_arch.c b/components/lwip/port/esp32/freertos/sys_arch.c index c9d5b361ce..9319fa9f2b 100644 --- a/components/lwip/port/esp32/freertos/sys_arch.c +++ b/components/lwip/port/esp32/freertos/sys_arch.c @@ -423,8 +423,10 @@ sys_thread_new(const char *name, lwip_thread_fn thread, void *arg, int stacksize void sys_init(void) { - if (ERR_OK != sys_mutex_new(&g_lwip_protect_mutex)) { - ESP_LOGE(TAG, "sys_init: failed to init lwip protect mutex\n"); + if (!g_lwip_protect_mutex) { + if (ERR_OK != sys_mutex_new(&g_lwip_protect_mutex)) { + ESP_LOGE(TAG, "sys_init: failed to init lwip protect mutex\n"); + } } // Create the pthreads key for the per-thread semaphore storage @@ -465,6 +467,9 @@ sys_now(void) sys_prot_t sys_arch_protect(void) { + if (unlikely(!g_lwip_protect_mutex)) { + sys_mutex_new(&g_lwip_protect_mutex); + } sys_mutex_lock(&g_lwip_protect_mutex); return (sys_prot_t) 1; }