esp_ds: ignore releasing mutex if not called from same task

espressif · May 15, 2023 · 704dfc9 · 704dfc9
1 parent 54576b7
commit 704dfc9
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/components/mbedtls/port/esp_ds/esp_rsa_sign_alt.c b/components/mbedtls/port/esp_ds/esp_rsa_sign_alt.c
@@ -94,8 +94,10 @@ esp_err_t esp_ds_init_data_ctx(esp_ds_data_ctx_t *ds_data)
 
 void esp_ds_release_ds_lock(void)
 {
-    /* Give back the semaphore (DS lock) */
-    xSemaphoreGive(s_ds_lock);
+    if (xSemaphoreGetMutexHolder(s_ds_lock) == xTaskGetCurrentTaskHandle()) {
+        /* Give back the semaphore (DS lock) */
+        xSemaphoreGive(s_ds_lock);
+    }
 }
 
 size_t esp_ds_get_keylen(void *ctx)