components/bt: fixed memory damage caused by bluetooth memory release

components/bt/controller/bt.c

@@ -1224,6 +1224,11 @@ esp_err_t esp_bt_controller_init(esp_bt_controller_config_t *cfg)
     esp_err_t err;
     uint32_t btdm_cfg_mask = 0;
 
+    //if all the bt available memory was already released, cannot initialize bluetooth controller
+    if (btdm_dram_available_region[0].mode == ESP_BT_MODE_IDLE) {
+        return ESP_ERR_INVALID_STATE;
+    }
+    
     osi_funcs_p = (struct osi_funcs_t *)malloc_internal_wrapper(sizeof(struct osi_funcs_t));
     if (osi_funcs_p == NULL) {
         return ESP_ERR_NO_MEM;
@@ -1238,11 +1243,6 @@ esp_err_t esp_bt_controller_init(esp_bt_controller_config_t *cfg)
         return ESP_ERR_INVALID_STATE;
     }
 
-    //if all the bt available memory was already released, cannot initialize bluetooth controller
-    if (btdm_dram_available_region[0].mode == ESP_BT_MODE_IDLE) {
-        return ESP_ERR_INVALID_STATE;
-    }
-
     if (cfg == NULL) {
         return ESP_ERR_INVALID_ARG;
     }