diff --git a/main/gatts_demo.c b/main/gatts_demo.c
index 3051ebc..84042f6 100644
--- a/main/gatts_demo.c
+++ b/main/gatts_demo.c
@@ -616,6 +616,13 @@ static void gatts_profile_b_event_handler(esp_gatts_cb_event_t event, esp_gatt_i
     {
         if (bluetooth_rx_buffer_processing == false)
         {
+            if ((bluetooth_rx_buffer_len + param->write.len) > profile_b_buffer_size)
+            {
+                ESP_LOGW(GATTS_TAG, "Array out of bounds");
+                example_write_event_env(gatts_if, &b_prepare_write_env, param);
+                break;
+            }
+            
             timer_set_pause_and_counter_zero(TIMER_GROUP_0, TIMER_0);
             timer_start(TIMER_GROUP_0, TIMER_0);
 
@@ -900,10 +907,6 @@ void bluetooth_gatts_try_process_data()
         ESP_LOGI(GATTS_TAG, "%s", &bluetooth_rx_buffer[0]);
 
         //处理数据
-        while (1)
-        {
-            /* code */
-        }
 
         // buffer置0
         buffer_all_init();