fix: 内核告警清理

【背景】
内核代码经代码扫描工具发现存在一些关于代码格式的告警，
现经修改解除掉告警.

【修改方案】
修改了代码中格式不规范的地方，修改的点有：
1.代码中一行过长
2.没有合理的添加空格和空行
3.没有按照规范进行缩进
4.括号的格式没有按照规范
5.注释的格式不对以及存在魔数字
6.函数的声明与定义的格式不一致
并更新了修改文件的版权头时间

【影响】
对现有的产品编译不会有影响。

re #I5H6F5

Signed-off-by: yinjiaming <yinjiaming@huawei.com>
Change-Id: Ie46b5b3238fd88c25f99542b8ccd138b956c6458

fs/vfs/epoll/fs_epoll.c

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021-2021 Huawei Device Co., Ltd. All rights reserved.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without modification,
  * are permitted provided that the following conditions are met:
@@ -304,7 +304,7 @@ int epoll_wait(int epfd, FAR struct epoll_event *evs, int maxevents, int timeout
     int pollSize;
 
     epHead = EpollGetDataBuff(epfd);
-    if (epHead== NULL) {
+    if (epHead == NULL) {
         set_errno(EBADF);
         return -1;
     }

fs/vfs/operation/fullpath.c

@@ -225,7 +225,6 @@ static char *vfs_normalize_fullpath(const char *directory, const char *filename,
         /* it's a absolute path, use it directly */
 
         fullpath = strdup(filename); /* copy string */
-
         if (fullpath == NULL) {
             *pathname = NULL;
             set_errno(ENOMEM);
@@ -258,11 +257,10 @@ int vfs_normalize_path(const char *directory, const char *filename, char **pathn
     }
 
 #ifdef VFS_USING_WORKDIR
-    if (directory == NULL)
-      {
+    if (directory == NULL) {
         spin_lock_irqsave(&curr->files->workdir_lock, lock_flags);
         directory = curr->files->workdir;
-      }
+    }
 #else
     if ((directory == NULL) && (filename[0] != '/')) {
         PRINT_ERR("NO_WORKING_DIR\n");
@@ -275,20 +273,18 @@ int vfs_normalize_path(const char *directory, const char *filename, char **pathn
 
     if ((filename[0] != '/') && (strlen(directory) + namelen + 2 > TEMP_PATH_MAX)) {
 #ifdef VFS_USING_WORKDIR
-        if (dir_flags == TRUE)
-          {
+        if (dir_flags == TRUE) {
             spin_unlock_irqrestore(&curr->files->workdir_lock, lock_flags);
-          }
+        }
 #endif
         return -ENAMETOOLONG;
     }
 
     fullpath = vfs_normalize_fullpath(directory, filename, pathname, namelen);
 #ifdef VFS_USING_WORKDIR
-    if (dir_flags == TRUE)
-      {
+    if (dir_flags == TRUE) {
         spin_unlock_irqrestore(&curr->files->workdir_lock, lock_flags);
-      }
+    }
 #endif
     if (fullpath == NULL) {
         return -get_errno();
@@ -308,7 +304,7 @@ int vfs_normalize_path(const char *directory, const char *filename, char **pathn
 
 int vfs_normalize_pathat(int dirfd, const char *filename, char **pathname)
 {
-    /* Get path by dirfd*/
+    /* Get path by dirfd */
     char *relativeoldpath = NULL;
     char *fullpath = NULL;
     int ret = 0;

fs/vfs/operation/vfs_other.c

@@ -132,19 +132,19 @@ int VfsPermissionCheck(uint fuid, uint fgid, uint fileMode, int accMode)
 #ifdef VFS_USING_WORKDIR
 static int SetWorkDir(const char *dir, size_t len)
 {
-  errno_t ret;
-  uint lock_flags;
-  LosProcessCB *curr = OsCurrProcessGet();
+    errno_t ret;
+    uint lock_flags;
+    LosProcessCB *curr = OsCurrProcessGet();
 
-  spin_lock_irqsave(&curr->files->workdir_lock, lock_flags);
-  ret = strncpy_s(curr->files->workdir, PATH_MAX, dir, len);
-  curr->files->workdir[PATH_MAX - 1] = '\0';
-  spin_unlock_irqrestore(&curr->files->workdir_lock, lock_flags);
-  if (ret != EOK) {
-      return -1;
-  }
+    spin_lock_irqsave(&curr->files->workdir_lock, lock_flags);
+    ret = strncpy_s(curr->files->workdir, PATH_MAX, dir, len);
+    curr->files->workdir[PATH_MAX - 1] = '\0';
+    spin_unlock_irqrestore(&curr->files->workdir_lock, lock_flags);
+    if (ret != EOK) {
+        return -1;
+    }
 
-  return 0;
+        return 0;
 }
 #endif
 
@@ -155,7 +155,6 @@ int chdir(const char *path)
     char *fullpath_bak = NULL;
     struct stat statBuff;
 
-
     if (!path) {
         set_errno(EFAULT);
         return -1;

fs/vfs/operation/vfs_utime.c

@@ -57,7 +57,6 @@ int utime(const char *path, const struct utimbuf *ptimes)
 
     /* Sanity checks */
 
-
     if (path == NULL) {
         ret = -EINVAL;
         goto errout;

fs/vfs/vnode.c

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021-2021 Huawei Device Co., Ltd. All rights reserved.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without modification,
  * are permitted provided that the following conditions are met:
@@ -239,7 +239,7 @@ BOOL VnodeInUseIter(const struct Mount *mount)
     return FALSE;
 }
 
-int VnodeHold()
+int VnodeHold(void)
 {
     int ret = LOS_MuxLock(&g_vnodeMux, LOS_WAIT_FOREVER);
     if (ret != LOS_OK) {
@@ -248,7 +248,7 @@ int VnodeHold()
     return ret;
 }
 
-int VnodeDrop()
+int VnodeDrop(void)
 {
     int ret = LOS_MuxUnlock(&g_vnodeMux);
     if (ret != LOS_OK) {
@@ -583,7 +583,7 @@ int VnodeCreate(struct Vnode *parent, const char *name, int mode, struct Vnode *
     return 0;
 }
 
-int VnodeDevInit()
+int VnodeDevInit(void)
 {
     struct Vnode *devNode = NULL;
     struct Mount *devMount = NULL;
@@ -616,7 +616,7 @@ int VnodeGetattr(struct Vnode *vnode, struct stat *buf)
     return LOS_OK;
 }
 
-struct Vnode *VnodeGetRoot()
+struct Vnode *VnodeGetRoot(void)
 {
     return g_rootVnode;
 }
@@ -697,7 +697,7 @@ LIST_HEAD* GetVnodeActiveList()
     return &g_vnodeActiveList;
 }
 
-int VnodeClearCache()
+int VnodeClearCache(void)
 {
     struct Vnode *item = NULL;
     struct Vnode *nextItem = NULL;