diff --git a/extensions/ex_list/list.h b/extensions/ex_list/list.h
index 2585e5d..05c4886 100644
--- a/extensions/ex_list/list.h
+++ b/extensions/ex_list/list.h
@@ -6,15 +6,15 @@
 #define LIST_POISON1  NULL
 #define LIST_POISON2  NULL
 
-//计算member在type中的位置
+//璁＄畻member鍦╰ype涓殑浣嶇疆
 #define offsetof(type, member)  (size_t)(&((type*)0)->member)
 
-//根据member的地址获取type的起始地址
+//鏍规嵁member鐨勫湴鍧�鑾峰彇type鐨勮捣濮嬪湴鍧�
 #define container_of(ptr, type, member) ({          \
         const typeof(((type *)0)->member)*__mptr = (ptr);    \
     (type *)((char *)__mptr - offsetof(type, member)); })
 
-//链表结构
+//閾捐〃缁撴瀯
 struct list_head
 {
     struct list_head *prev;
@@ -53,7 +53,7 @@ extern void __list_add(struct list_head *new,
          struct list_head *next);
 #endif
 
-//从头部添加
+//浠庡ご閮ㄦ坊鍔�
 /**
     * list_add - add a new entry
     * @new: new entry to be added
@@ -71,7 +71,7 @@ static inline void list_add(struct list_head *new, struct list_head *head)
 extern void list_add(struct list_head *new, struct list_head *head);
 #endif
 
-//从尾部添加
+//浠庡熬閮ㄦ坊鍔�
 static inline void list_add_tail(struct list_head *new, struct list_head *head)
 {
     __list_add(new, head->prev, head);
diff --git a/inc/xcmd_define.h b/inc/xcmd_define.h
index 807713b..2de84e4 100644
--- a/inc/xcmd_define.h
+++ b/inc/xcmd_define.h
@@ -1,7 +1,7 @@
 /*
  * @Author: your name
  * @Date: 2021-09-20 19:59:05
- * @LastEditTime: 2021-09-20 20:07:50
+ * @LastEditTime: 2022-02-17 22:41:13
  * @LastEditors: Please set LastEditors
  * @Description: In User Settings Edit
  * @FilePath: /xcmd/inc/xcmd_define.h
@@ -94,7 +94,7 @@ extern   "C" {
 #define DCH(n)      "\x1B[%dP",n	/* 鍒犻櫎瀛楃	鍒犻櫎褰撳墠鍏夋爣浣嶇疆鐨� <n> 涓瓧绗︼紝杩欎細浠庡睆骞曞彸杈圭紭浠ョ┖鏍煎瓧绗︾Щ鍔ㄣ��*/
 #define ECH(n)      "\x1B[%dX",n	/* 鎿﹂櫎瀛楃	鎿﹂櫎褰撳墠鍏夋爣浣嶇疆鐨� <n> 涓瓧绗︼紝鏂规硶鏄娇鐢ㄧ┖鏍煎瓧绗﹁鐩栧畠浠��*/
 #define IL(n)       "\x1B[%dL",n	/* 鎻掑叆琛�	灏� <n> 琛屾彃鍏ュ厜鏍囦綅缃殑缂撳啿鍖恒�� 鍏夋爣鎵�鍦ㄧ殑琛屽強鍏朵笅鏂圭殑琛屽皢鍚戜笅绉诲姩銆�*/
-#define DL(n)       "\x1B[%dM\r",n	/* 鍒犻櫎琛�	浠庣紦鍐插尯涓垹闄� <n> 琛岋紝浠庡厜鏍囨墍鍦ㄧ殑琛屽紑濮嬨��*/
+#define DL(n)       "\x1B[%dM",n	/* 鍒犻櫎琛�	浠庣紦鍐插尯涓垹闄� <n> 琛岋紝浠庡厜鏍囨墍鍦ㄧ殑琛屽紑濮嬨��*/
 
 /* 鎵撳嵃瀛椾綋棰滆壊璁剧疆 */
 #define TX_DEF          "\x1b[0m"
diff --git a/src/xcmd.c b/src/xcmd.c
index 5eeb181..21a6c59 100755
--- a/src/xcmd.c
+++ b/src/xcmd.c
@@ -296,7 +296,7 @@ static void xcmd_parser(uint8_t byte)
 
     if(num > 0)
     {
-        if( !(g_xcmder.parser.recv_hook_func && g_xcmder.parser.recv_hook_func(g_xcmder.parser.encode_buf)) )
+        if( !(g_xcmder.parser.recv_hook_func && !g_xcmder.parser.recv_hook_func(g_xcmder.parser.encode_buf)) )
         {
             if(CMD_IS_PRINT(g_xcmder.parser.encode_buf[0]))
             {