8 files changed, 18 insertions, 18 deletions
diff --git a/components/vbus/prio_queue.c b/components/vbus/prio_queue.c
index bca3cdcd9a..f7f5bb05ac 100644
--- a/components/vbus/prio_queue.c
+++ b/components/vbus/prio_queue.c
@@ -1,6 +1,6 @@
 /*
  * COPYRIGHT (C) 2018, Real-Thread Information Technology Ltd
- * 
+ *
  * SPDX-License-Identifier: Apache-2.0
  *
  * Change Logs:
diff --git a/components/vbus/prio_queue.h b/components/vbus/prio_queue.h
index 7358ffdb23..3e214212f7 100644
--- a/components/vbus/prio_queue.h
+++ b/components/vbus/prio_queue.h
@@ -1,6 +1,6 @@
 /*
  * COPYRIGHT (C) 2018, Real-Thread Information Technology Ltd
- * 
+ *
  * SPDX-License-Identifier: Apache-2.0
  *
  * Change Logs:
diff --git a/components/vbus/share_hdr/vbus_api.h b/components/vbus/share_hdr/vbus_api.h
index db6cb7b72c..a643822a9c 100644
--- a/components/vbus/share_hdr/vbus_api.h
+++ b/components/vbus/share_hdr/vbus_api.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2006-2018, RT-Thread Development Team
+ * Copyright (c) 2006-2021, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
  *
diff --git a/components/vbus/vbus.c b/components/vbus/vbus.c
index 8add15d9db..e24a0eed0e 100644
--- a/components/vbus/vbus.c
+++ b/components/vbus/vbus.c
@@ -1,6 +1,6 @@
 /*
  * COPYRIGHT (C) 2018, Real-Thread Information Technology Ltd
- * 
+ *
  * SPDX-License-Identifier: Apache-2.0
  *
  * Change Logs:
@@ -899,8 +899,8 @@ int rt_vbus_request_chn(struct rt_vbus_request *req,
                         int timeout)
 {
     int i, chnr, err;
-	size_t plen = rt_strlen(req->name) + 2;
-	unsigned char *pbuf;
+    size_t plen = rt_strlen(req->name) + 2;
+    unsigned char *pbuf;
     rt_ubase_t lvl;
 
     lvl = rt_hw_interrupt_disable();
@@ -930,8 +930,8 @@ int rt_vbus_request_chn(struct rt_vbus_request *req,
         goto _waitforcmp;
     }
 
-	pbuf = rt_malloc(plen);
-	if (!pbuf)
+    pbuf = rt_malloc(plen);
+    if (!pbuf)
     {
         rt_hw_interrupt_enable(lvl);
         return -RT_ENOMEM;
@@ -944,7 +944,7 @@ int rt_vbus_request_chn(struct rt_vbus_request *req,
     rt_memcpy(pbuf+1, req->name, plen-1);
     vbus_verbose("%s --> remote\n", dump_cmd_pkt(pbuf, plen));
 
-	err = _chn0_post(pbuf, plen, RT_WAITING_FOREVER);
+    err = _chn0_post(pbuf, plen, RT_WAITING_FOREVER);
     rt_free(pbuf);
 
 _waitforcmp:
diff --git a/components/vbus/vbus.h b/components/vbus/vbus.h
index ea271d8e79..9434daf9ed 100644
--- a/components/vbus/vbus.h
+++ b/components/vbus/vbus.h
@@ -1,6 +1,6 @@
 /*
  * COPYRIGHT (C) 2018, Real-Thread Information Technology Ltd
- * 
+ *
  * SPDX-License-Identifier: Apache-2.0
  *
  * Change Logs:
@@ -51,14 +51,14 @@ struct rt_vbus_data {
 };
 
 struct rt_vbus_wm_cfg {
-	unsigned int low, high;
+    unsigned int low, high;
 };
 
 struct rt_vbus_request {
-	unsigned char prio;
-	const char *name;
-	int is_server;
-	struct rt_vbus_wm_cfg recv_wm, post_wm;
+    unsigned char prio;
+    const char *name;
+    int is_server;
+    struct rt_vbus_wm_cfg recv_wm, post_wm;
 };
 
 /** Request a channel.
diff --git a/components/vbus/vbus_chnx.c b/components/vbus/vbus_chnx.c
index d064d6f1f2..8529989f63 100644
--- a/components/vbus/vbus_chnx.c
+++ b/components/vbus/vbus_chnx.c
@@ -1,6 +1,6 @@
 /*
  * COPYRIGHT (C) 2018, Real-Thread Information Technology Ltd
- * 
+ *
  * SPDX-License-Identifier: Apache-2.0
  *
  * Change Logs:
diff --git a/components/vbus/watermark_queue.c b/components/vbus/watermark_queue.c
index e56790d286..7a39b11359 100644
--- a/components/vbus/watermark_queue.c
+++ b/components/vbus/watermark_queue.c
@@ -1,6 +1,6 @@
 /*
  * COPYRIGHT (C) 2018, Real-Thread Information Technology Ltd
- * 
+ *
  * SPDX-License-Identifier: Apache-2.0
  *
  * Change Logs:
diff --git a/components/vbus/watermark_queue.h b/components/vbus/watermark_queue.h
index 0ecc52d8ff..50bbc69577 100644
--- a/components/vbus/watermark_queue.h
+++ b/components/vbus/watermark_queue.h
@@ -1,6 +1,6 @@
 /*
  * COPYRIGHT (C) 2018, Real-Thread Information Technology Ltd
- * 
+ *
  * SPDX-License-Identifier: Apache-2.0
  *
  * Change Logs: