6 files changed, 14 insertions, 14 deletions
diff --git a/components/dfs/src/dfs.c b/components/dfs/src/dfs.c
index 7ace0bc160..8155b088f0 100644
--- a/components/dfs/src/dfs.c
+++ b/components/dfs/src/dfs.c
@@ -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/dfs/src/dfs_file.c b/components/dfs/src/dfs_file.c
index fd205f2f3a..aa6494457a 100644
--- a/components/dfs/src/dfs_file.c
+++ b/components/dfs/src/dfs_file.c
@@ -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/dfs/src/dfs_fs.c b/components/dfs/src/dfs_fs.c
index f380cd8997..611f035811 100644
--- a/components/dfs/src/dfs_fs.c
+++ b/components/dfs/src/dfs_fs.c
@@ -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
  *
@@ -522,16 +522,16 @@ INIT_ENV_EXPORT(dfs_mount_table);
 int dfs_mount_device(rt_device_t dev)
 {
   int index = 0;
-  
+
   if(dev == RT_NULL) {
     rt_kprintf("the device is NULL to be mounted.\n");
     return -RT_ERROR;
   }
-  
+
   while (1)
   {
     if (mount_table[index].path == NULL) break;
-    
+
     if(strcmp(mount_table[index].device_name, dev->parent.name) == 0) {
       if (dfs_mount(mount_table[index].device_name,
                     mount_table[index].path,
@@ -548,10 +548,10 @@ int dfs_mount_device(rt_device_t dev)
         return RT_EOK;
       }
     }
-    
+
     index ++;
   }
-  
+
   rt_kprintf("can't find device:%s to be mounted.\n", dev->parent.name);
   return -RT_ERROR;
 }
diff --git a/components/dfs/src/dfs_posix.c b/components/dfs/src/dfs_posix.c
index fc603df437..a7c306366f 100644
--- a/components/dfs/src/dfs_posix.c
+++ b/components/dfs/src/dfs_posix.c
@@ -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/dfs/src/poll.c b/components/dfs/src/poll.c
index fc48eca758..d1e0372494 100644
--- a/components/dfs/src/poll.c
+++ b/components/dfs/src/poll.c
@@ -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
  *
@@ -140,7 +140,7 @@ static int do_pollfd(struct pollfd *pollfd, rt_pollreq_t *req)
 
                 /* dealwith the device return error -1*/
                 if (mask < 0)
-                {   
+                {
                     fd_put(f);
                     pollfd->revents = 0;
                     return mask;
@@ -232,4 +232,4 @@ int poll(struct pollfd *fds, nfds_t nfds, int timeout)
     return num;
 }
 
-#endif 
+#endif
diff --git a/components/dfs/src/select.c b/components/dfs/src/select.c
index 181855bc74..c9286ca97f 100644
--- a/components/dfs/src/select.c
+++ b/components/dfs/src/select.c
@@ -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
  *
@@ -180,4 +180,4 @@ int select(int nfds, fd_set *readfds, fd_set *writefds, fd_set *exceptfds, struc
     return ret;
 }
 
-#endif 
+#endif