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lwip: Add to sys_arch_protect() a check that the mutex is created before use if not then creates it

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Closes: https://github.com/espressif/esp-idf/issues/944
Closes: https://github.com/espressif/esp-idf/issues/3931
Closes: WIFI-1019
This commit is contained in:
KonstantinKondrashov 2020-02-05 00:46:22 +08:00
parent b3d5fe849d
commit 7013d2d7c5
1 changed files with 6 additions and 1 deletions
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7
components/lwip/port/esp32/freertos/sys_arch.c
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@ -426,9 +426,11 @@ sys_thread_new(const char *name, lwip_thread_fn thread, void *arg, int stacksize
void void
sys_init(void) sys_init(void)
{ {
if (!g_lwip_protect_mutex) {
if (ERR_OK != sys_mutex_new(&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"); ESP_LOGE(TAG, "sys_init: failed to init lwip protect mutex\n");
} }
}
// Create the pthreads key for the per-thread semaphore storage // Create the pthreads key for the per-thread semaphore storage
pthread_key_create(&sys_thread_sem_key, sys_thread_sem_free); pthread_key_create(&sys_thread_sem_key, sys_thread_sem_free);
@ -466,6 +468,9 @@ sys_now(void)
sys_prot_t sys_prot_t
sys_arch_protect(void) sys_arch_protect(void)
{ {
if (!g_lwip_protect_mutex) {
sys_mutex_new(&g_lwip_protect_mutex);
}
sys_mutex_lock(&g_lwip_protect_mutex); sys_mutex_lock(&g_lwip_protect_mutex);
return (sys_prot_t) 1; return (sys_prot_t) 1;
} }