diff --git a/components/flash/zsimple_flash.cpp b/components/flash/zsimple_flash.cpp
index 03cc4a2..9525411 100644
--- a/components/flash/zsimple_flash.cpp
+++ b/components/flash/zsimple_flash.cpp
@@ -66,14 +66,15 @@ void zsimple_flash_write(const uint8_t* data, size_t len) {
   uint32_t* to        = (uint32_t*)zsimple_flash_get_add(m_sector_num);
   uint32_t  writesize = len / 4;
 
-  HAL_StatusTypeDef status;
+  //HAL_StatusTypeDef status;
   HAL_FLASH_Unlock();  // ½âËø
   for (size_t i = 0; i < writesize; i++) {
-    status = HAL_FLASH_Program(FLASH_TYPEPROGRAM_WORD, (uint32_t)to, *from);
+    //status =
+    		HAL_FLASH_Program(FLASH_TYPEPROGRAM_WORD, (uint32_t)to, *from);
     from++;
     to++;
   }
   HAL_FLASH_Lock();  // ÉÏËø
 }
 
-}  // namespace iflytop
\ No newline at end of file
+}  // namespace iflytop
diff --git a/components/mini_servo_motor/scirpt_cmder_mini_servo_motor_ctrl_module.cpp b/components/mini_servo_motor/scirpt_cmder_mini_servo_motor_ctrl_module.cpp
index 856324f..6e50a3b 100644
--- a/components/mini_servo_motor/scirpt_cmder_mini_servo_motor_ctrl_module.cpp
+++ b/components/mini_servo_motor/scirpt_cmder_mini_servo_motor_ctrl_module.cpp
@@ -49,7 +49,7 @@ int32_t ScirptCmderMiniServoMotorCtrlModule::findmodule(int id, I_MiniServoModul
   return 0;
 }
 
-static bool streq(const char* a, const char* b) { return strcmp(a, b) == 0; }
+//static bool streq(const char* a, const char* b) { return strcmp(a, b) == 0; }
 
 void ScirptCmderMiniServoMotorCtrlModule::regmodule(int id, I_MiniServoModule* robot) {
   ZASSERT(moduler.find(id) == moduler.end());
@@ -70,4 +70,4 @@ void ScirptCmderMiniServoMotorCtrlModule::regcmd() {
   REG_CMD_WITH_ACK("mini_servo_", read_status, "(id)", 1, I_MiniServoModule::status_t, ack);
   REG_CMD_WITH_ACK("mini_servo_", read_detailed_status, "(id)", 1, I_MiniServoModule::detailed_status_t, ack);
   REG_CMD_WITH_ACK("mini_servo_", get_basic_param, "(id)", 1, I_MiniServoModule::basic_param_t, ack);
-}
\ No newline at end of file
+}
diff --git a/components/step_motor_ctrl_module/step_motor_ctrl_module.cpp b/components/step_motor_ctrl_module/step_motor_ctrl_module.cpp
index 2cd2aa0..986dbcf 100644
--- a/components/step_motor_ctrl_module/step_motor_ctrl_module.cpp
+++ b/components/step_motor_ctrl_module/step_motor_ctrl_module.cpp
@@ -766,7 +766,9 @@ int32_t StepMotorCtrlModule::module_xxx_reg(int32_t param_id, bool read, int32_t
   }
   return 0;
 }
-int32_t StepMotorCtrlModule::do_action(int32_t actioncode) {}
+int32_t StepMotorCtrlModule::do_action(int32_t actioncode) {
+  return 0;
+}
 
 int32_t StepMotorCtrlModule::module_clear_error() { return 0; }