Gitweb:     
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=84b3db04ca15a90273745e391462faf658b1e825
Commit:     84b3db04ca15a90273745e391462faf658b1e825
Parent:     baabd156e243e513873417b62e51346ece609934
Author:     Jeff Dike <[EMAIL PROTECTED]>
AuthorDate: Tue Oct 16 01:27:13 2007 -0700
Committer:  Linus Torvalds <[EMAIL PROTECTED]>
CommitDate: Tue Oct 16 09:43:07 2007 -0700

    uml: fix hostfs style
    
    Style fixes in hostfs.
    
    Signed-off-by: Jeff Dike <[EMAIL PROTECTED]>
    Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
    Signed-off-by: Linus Torvalds <[EMAIL PROTECTED]>
---
 fs/hostfs/hostfs.h      |    9 ++-
 fs/hostfs/hostfs_kern.c |  226 ++++++++++++++++++++++++-----------------------
 fs/hostfs/hostfs_user.c |  139 +++++++++++++++++------------
 3 files changed, 202 insertions(+), 172 deletions(-)

diff --git a/fs/hostfs/hostfs.h b/fs/hostfs/hostfs.h
index 06e5930..6ae9011 100644
--- a/fs/hostfs/hostfs.h
+++ b/fs/hostfs/hostfs.h
@@ -3,7 +3,8 @@
 
 #include "os.h"
 
-/* These are exactly the same definitions as in fs.h, but the names are
+/*
+ * These are exactly the same definitions as in fs.h, but the names are
  * changed so that this file can be included in both kernel and user files.
  */
 
@@ -21,7 +22,8 @@
 #define HOSTFS_ATTR_FORCE      512     /* Not a change, but a change it */
 #define HOSTFS_ATTR_ATTR_FLAG  1024
 
-/* If you are very careful, you'll notice that these two are missing:
+/*
+ * If you are very careful, you'll notice that these two are missing:
  *
  * #define ATTR_KILL_SUID      2048
  * #define ATTR_KILL_SGID      4096
@@ -76,7 +78,8 @@ extern int make_symlink(const char *from, const char *to);
 extern int unlink_file(const char *file);
 extern int do_mkdir(const char *file, int mode);
 extern int do_rmdir(const char *file);
-extern int do_mknod(const char *file, int mode, unsigned int major, unsigned 
int minor);
+extern int do_mknod(const char *file, int mode, unsigned int major,
+                   unsigned int minor);
 extern int link_file(const char *from, const char *to);
 extern int do_readlink(char *file, char *buf, int size);
 extern int rename_file(char *from, char *to);
diff --git a/fs/hostfs/hostfs_kern.c b/fs/hostfs/hostfs_kern.c
index 39b0cdc..8966b05 100644
--- a/fs/hostfs/hostfs_kern.c
+++ b/fs/hostfs/hostfs_kern.c
@@ -6,21 +6,14 @@
  * 2003-02-10 Petr Baudis <[EMAIL PROTECTED]>
  */
 
-#include <linux/stddef.h>
 #include <linux/fs.h>
 #include <linux/module.h>
-#include <linux/init.h>
-#include <linux/slab.h>
+#include <linux/mm.h>
 #include <linux/pagemap.h>
-#include <linux/blkdev.h>
-#include <linux/list.h>
 #include <linux/statfs.h>
-#include <linux/kdev_t.h>
-#include <asm/uaccess.h>
 #include "hostfs.h"
-#include "kern_util.h"
-#include "kern.h"
 #include "init.h"
+#include "kern.h"
 
 struct hostfs_inode_info {
        char *host_filename;
@@ -61,18 +54,18 @@ static int __init hostfs_args(char *options, int *add)
        char *ptr;
 
        ptr = strchr(options, ',');
-       if(ptr != NULL)
+       if (ptr != NULL)
                *ptr++ = '\0';
-       if(*options != '\0')
+       if (*options != '\0')
                root_ino = options;
 
        options = ptr;
-       while(options){
+       while (options) {
                ptr = strchr(options, ',');
-               if(ptr != NULL)
+               if (ptr != NULL)
                        *ptr++ = '\0';
-               if(*options != '\0'){
-                       if(!strcmp(options, "append"))
+               if (*options != '\0') {
+                       if (!strcmp(options, "append"))
                                append = 1;
                        else printf("hostfs_args - unsupported option - %s\n",
                                    options);
@@ -102,7 +95,7 @@ static char *dentry_name(struct dentry *dentry, int extra)
 
        len = 0;
        parent = dentry;
-       while(parent->d_parent != parent){
+       while (parent->d_parent != parent) {
                len += parent->d_name.len + 1;
                parent = parent->d_parent;
        }
@@ -110,12 +103,12 @@ static char *dentry_name(struct dentry *dentry, int extra)
        root = HOSTFS_I(parent->d_inode)->host_filename;
        len += strlen(root);
        name = kmalloc(len + extra + 1, GFP_KERNEL);
-       if(name == NULL)
+       if (name == NULL)
                return NULL;
 
        name[len] = '\0';
        parent = dentry;
-       while(parent->d_parent != parent){
+       while (parent->d_parent != parent) {
                len -= parent->d_name.len + 1;
                name[len] = '/';
                strncpy(&name[len + 1], parent->d_name.name,
@@ -136,7 +129,8 @@ static char *inode_name(struct inode *ino, int extra)
 
 static int read_name(struct inode *ino, char *name)
 {
-       /* The non-int inode fields are copied into ints by stat_file and
+       /*
+        * The non-int inode fields are copied into ints by stat_file and
         * then copied into the inode because passing the actual pointers
         * in and having them treated as int * breaks on big-endian machines
         */
@@ -149,7 +143,7 @@ static int read_name(struct inode *ino, char *name)
        err = stat_file(name, &i_ino, &i_mode, &i_nlink, &ino->i_uid,
                        &ino->i_gid, &i_size, &ino->i_atime, &ino->i_mtime,
                        &ino->i_ctime, &i_blksize, &i_blocks, -1);
-       if(err)
+       if (err)
                return err;
 
        ino->i_ino = i_ino;
@@ -166,33 +160,33 @@ static char *follow_link(char *link)
        char *name, *resolved, *end;
 
        len = 64;
-       while(1){
+       while (1) {
                n = -ENOMEM;
                name = kmalloc(len, GFP_KERNEL);
-               if(name == NULL)
+               if (name == NULL)
                        goto out;
 
                n = do_readlink(link, name, len);
-               if(n < len)
+               if (n < len)
                        break;
                len *= 2;
                kfree(name);
        }
-       if(n < 0)
+       if (n < 0)
                goto out_free;
 
-       if(*name == '/')
+       if (*name == '/')
                return name;
 
        end = strrchr(link, '/');
-       if(end == NULL)
+       if (end == NULL)
                return name;
 
        *(end + 1) = '\0';
        len = strlen(link) + strlen(name) + 1;
 
        resolved = kmalloc(len, GFP_KERNEL);
-       if(resolved == NULL){
+       if (resolved == NULL) {
                n = -ENOMEM;
                goto out_free;
        }
@@ -213,20 +207,21 @@ static int read_inode(struct inode *ino)
        char *name;
        int err = 0;
 
-       /* Unfortunately, we are called from iget() when we don't have a dentry
+       /*
+        * Unfortunately, we are called from iget() when we don't have a dentry
         * allocated yet.
         */
-       if(list_empty(&ino->i_dentry))
+       if (list_empty(&ino->i_dentry))
                goto out;
 
        err = -ENOMEM;
        name = inode_name(ino, 0);
-       if(name == NULL)
+       if (name == NULL)
                goto out;
 
-       if(file_type(name, NULL, NULL) == OS_TYPE_SYMLINK){
+       if (file_type(name, NULL, NULL) == OS_TYPE_SYMLINK) {
                name = follow_link(name);
-               if(IS_ERR(name)){
+               if (IS_ERR(name)) {
                        err = PTR_ERR(name);
                        goto out;
                }
@@ -240,7 +235,8 @@ static int read_inode(struct inode *ino)
 
 int hostfs_statfs(struct dentry *dentry, struct kstatfs *sf)
 {
-       /* do_statfs uses struct statfs64 internally, but the linux kernel
+       /*
+        * do_statfs uses struct statfs64 internally, but the linux kernel
         * struct statfs still has 32-bit versions for most of these fields,
         * so we convert them here
         */
@@ -255,7 +251,7 @@ int hostfs_statfs(struct dentry *dentry, struct kstatfs *sf)
                        &sf->f_bsize, &f_blocks, &f_bfree, &f_bavail, &f_files,
                        &f_ffree, &sf->f_fsid, sizeof(sf->f_fsid),
                        &sf->f_namelen, sf->f_spare);
-       if(err)
+       if (err)
                return err;
        sf->f_blocks = f_blocks;
        sf->f_bfree = f_bfree;
@@ -271,7 +267,7 @@ static struct inode *hostfs_alloc_inode(struct super_block 
*sb)
        struct hostfs_inode_info *hi;
 
        hi = kmalloc(sizeof(*hi), GFP_KERNEL);
-       if(hi == NULL)
+       if (hi == NULL)
                return NULL;
 
        *hi = ((struct hostfs_inode_info) { .host_filename      = NULL,
@@ -284,7 +280,7 @@ static struct inode *hostfs_alloc_inode(struct super_block 
*sb)
 static void hostfs_delete_inode(struct inode *inode)
 {
        truncate_inode_pages(&inode->i_data, 0);
-       if(HOSTFS_I(inode)->fd != -1) {
+       if (HOSTFS_I(inode)->fd != -1) {
                close_file(&HOSTFS_I(inode)->fd);
                HOSTFS_I(inode)->fd = -1;
        }
@@ -295,9 +291,11 @@ static void hostfs_destroy_inode(struct inode *inode)
 {
        kfree(HOSTFS_I(inode)->host_filename);
 
-       /*XXX: This should not happen, probably. The check is here for
-        * additional safety.*/
-       if(HOSTFS_I(inode)->fd != -1) {
+       /*
+        * XXX: This should not happen, probably. The check is here for
+        * additional safety.
+        */
+       if (HOSTFS_I(inode)->fd != -1) {
                close_file(&HOSTFS_I(inode)->fd);
                printk(KERN_DEBUG "Closing host fd in .destroy_inode\n");
        }
@@ -327,17 +325,17 @@ int hostfs_readdir(struct file *file, void *ent, 
filldir_t filldir)
        int error, len;
 
        name = dentry_name(file->f_path.dentry, 0);
-       if(name == NULL)
+       if (name == NULL)
                return -ENOMEM;
        dir = open_dir(name, &error);
        kfree(name);
-       if(dir == NULL)
+       if (dir == NULL)
                return -error;
        next = file->f_pos;
-       while((name = read_dir(dir, &next, &ino, &len)) != NULL){
+       while ((name = read_dir(dir, &next, &ino, &len)) != NULL) {
                error = (*filldir)(ent, name, len, file->f_pos,
                                   ino, DT_UNKNOWN);
-               if(error) break;
+               if (error) break;
                file->f_pos = next;
        }
        close_dir(dir);
@@ -350,32 +348,33 @@ int hostfs_file_open(struct inode *ino, struct file *file)
        int mode = 0, r = 0, w = 0, fd;
 
        mode = file->f_mode & (FMODE_READ | FMODE_WRITE);
-       if((mode & HOSTFS_I(ino)->mode) == mode)
+       if ((mode & HOSTFS_I(ino)->mode) == mode)
                return 0;
 
-       /* The file may already have been opened, but with the wrong access,
+       /*
+        * The file may already have been opened, but with the wrong access,
         * so this resets things and reopens the file with the new access.
         */
-       if(HOSTFS_I(ino)->fd != -1){
+       if (HOSTFS_I(ino)->fd != -1) {
                close_file(&HOSTFS_I(ino)->fd);
                HOSTFS_I(ino)->fd = -1;
        }
 
        HOSTFS_I(ino)->mode |= mode;
-       if(HOSTFS_I(ino)->mode & FMODE_READ)
+       if (HOSTFS_I(ino)->mode & FMODE_READ)
                r = 1;
-       if(HOSTFS_I(ino)->mode & FMODE_WRITE)
+       if (HOSTFS_I(ino)->mode & FMODE_WRITE)
                w = 1;
-       if(w)
+       if (w)
                r = 1;
 
        name = dentry_name(file->f_path.dentry, 0);
-       if(name == NULL)
+       if (name == NULL)
                return -ENOMEM;
 
        fd = open_file(name, r, w, append);
        kfree(name);
-       if(fd < 0)
+       if (fd < 0)
                return fd;
        FILE_HOSTFS_I(file)->fd = fd;
 
@@ -423,7 +422,7 @@ int hostfs_writepage(struct page *page, struct 
writeback_control *wbc)
        base = ((unsigned long long) page->index) << PAGE_CACHE_SHIFT;
 
        err = write_file(HOSTFS_I(inode)->fd, &base, buffer, count);
-       if(err != count){
+       if (err != count) {
                ClearPageUptodate(page);
                goto out;
        }
@@ -452,7 +451,8 @@ int hostfs_readpage(struct file *file, struct page *page)
        buffer = kmap(page);
        err = read_file(FILE_HOSTFS_I(file)->fd, &start, buffer,
                        PAGE_CACHE_SIZE);
-       if(err < 0) goto out;
+       if (err < 0)
+               goto out;
 
        memset(&buffer[err], 0, PAGE_CACHE_SIZE - err);
 
@@ -494,7 +494,8 @@ int hostfs_write_end(struct file *file, struct 
address_space *mapping,
        if (!PageUptodate(page) && err == PAGE_CACHE_SIZE)
                SetPageUptodate(page);
 
-       /* If err > 0, write_file has added err to pos, so we are comparing
+       /*
+        * If err > 0, write_file has added err to pos, so we are comparing
         * i_size against the last byte written.
         */
        if (err > 0 && (pos > inode->i_size))
@@ -520,28 +521,28 @@ static int init_inode(struct inode *inode, struct dentry 
*dentry)
        int maj, min;
        dev_t rdev = 0;
 
-       if(dentry){
+       if (dentry) {
                name = dentry_name(dentry, 0);
-               if(name == NULL)
+               if (name == NULL)
                        goto out;
                type = file_type(name, &maj, &min);
-               /*Reencode maj and min with the kernel encoding.*/
+               /* Reencode maj and min with the kernel encoding.*/
                rdev = MKDEV(maj, min);
                kfree(name);
        }
        else type = OS_TYPE_DIR;
 
        err = 0;
-       if(type == OS_TYPE_SYMLINK)
+       if (type == OS_TYPE_SYMLINK)
                inode->i_op = &page_symlink_inode_operations;
-       else if(type == OS_TYPE_DIR)
+       else if (type == OS_TYPE_DIR)
                inode->i_op = &hostfs_dir_iops;
        else inode->i_op = &hostfs_iops;
 
-       if(type == OS_TYPE_DIR) inode->i_fop = &hostfs_dir_fops;
+       if (type == OS_TYPE_DIR) inode->i_fop = &hostfs_dir_fops;
        else inode->i_fop = &hostfs_file_fops;
 
-       if(type == OS_TYPE_SYMLINK)
+       if (type == OS_TYPE_SYMLINK)
                inode->i_mapping->a_ops = &hostfs_link_aops;
        else inode->i_mapping->a_ops = &hostfs_aops;
 
@@ -564,7 +565,7 @@ static int init_inode(struct inode *inode, struct dentry 
*dentry)
 }
 
 int hostfs_create(struct inode *dir, struct dentry *dentry, int mode,
-                 struct nameidata *nd)
+                 struct nameidata *nd)
 {
        struct inode *inode;
        char *name;
@@ -572,27 +573,28 @@ int hostfs_create(struct inode *dir, struct dentry 
*dentry, int mode,
 
        error = -ENOMEM;
        inode = iget(dir->i_sb, 0);
-       if(inode == NULL) goto out;
+       if (inode == NULL)
+               goto out;
 
        error = init_inode(inode, dentry);
-       if(error)
+       if (error)
                goto out_put;
 
        error = -ENOMEM;
        name = dentry_name(dentry, 0);
-       if(name == NULL)
+       if (name == NULL)
                goto out_put;
 
        fd = file_create(name,
                         mode & S_IRUSR, mode & S_IWUSR, mode & S_IXUSR,
                         mode & S_IRGRP, mode & S_IWGRP, mode & S_IXGRP,
                         mode & S_IROTH, mode & S_IWOTH, mode & S_IXOTH);
-       if(fd < 0)
+       if (fd < 0)
                error = fd;
        else error = read_name(inode, name);
 
        kfree(name);
-       if(error)
+       if (error)
                goto out_put;
 
        HOSTFS_I(inode)->fd = fd;
@@ -615,25 +617,25 @@ struct dentry *hostfs_lookup(struct inode *ino, struct 
dentry *dentry,
 
        err = -ENOMEM;
        inode = iget(ino->i_sb, 0);
-       if(inode == NULL)
+       if (inode == NULL)
                goto out;
 
        err = init_inode(inode, dentry);
-       if(err)
+       if (err)
                goto out_put;
 
        err = -ENOMEM;
        name = dentry_name(dentry, 0);
-       if(name == NULL)
+       if (name == NULL)
                goto out_put;
 
        err = read_name(inode, name);
        kfree(name);
-       if(err == -ENOENT){
+       if (err == -ENOENT) {
                iput(inode);
                inode = NULL;
        }
-       else if(err)
+       else if (err)
                goto out_put;
 
        d_add(dentry, inode);
@@ -652,7 +654,7 @@ static char *inode_dentry_name(struct inode *ino, struct 
dentry *dentry)
        int len;
 
        file = inode_name(ino, dentry->d_name.len + 1);
-       if(file == NULL)
+       if (file == NULL)
                return NULL;
        strcat(file, "/");
        len = strlen(file);
@@ -666,10 +668,10 @@ int hostfs_link(struct dentry *to, struct inode *ino, 
struct dentry *from)
        char *from_name, *to_name;
        int err;
 
-       if((from_name = inode_dentry_name(ino, from)) == NULL)
+       if ((from_name = inode_dentry_name(ino, from)) == NULL)
                return -ENOMEM;
        to_name = dentry_name(to, 0);
-       if(to_name == NULL){
+       if (to_name == NULL) {
                kfree(from_name);
                return -ENOMEM;
        }
@@ -684,9 +686,9 @@ int hostfs_unlink(struct inode *ino, struct dentry *dentry)
        char *file;
        int err;
 
-       if((file = inode_dentry_name(ino, dentry)) == NULL)
+       if ((file = inode_dentry_name(ino, dentry)) == NULL)
                return -ENOMEM;
-       if(append)
+       if (append)
                return -EPERM;
 
        err = unlink_file(file);
@@ -699,7 +701,7 @@ int hostfs_symlink(struct inode *ino, struct dentry 
*dentry, const char *to)
        char *file;
        int err;
 
-       if((file = inode_dentry_name(ino, dentry)) == NULL)
+       if ((file = inode_dentry_name(ino, dentry)) == NULL)
                return -ENOMEM;
        err = make_symlink(file, to);
        kfree(file);
@@ -711,7 +713,7 @@ int hostfs_mkdir(struct inode *ino, struct dentry *dentry, 
int mode)
        char *file;
        int err;
 
-       if((file = inode_dentry_name(ino, dentry)) == NULL)
+       if ((file = inode_dentry_name(ino, dentry)) == NULL)
                return -ENOMEM;
        err = do_mkdir(file, mode);
        kfree(file);
@@ -723,7 +725,7 @@ int hostfs_rmdir(struct inode *ino, struct dentry *dentry)
        char *file;
        int err;
 
-       if((file = inode_dentry_name(ino, dentry)) == NULL)
+       if ((file = inode_dentry_name(ino, dentry)) == NULL)
                return -ENOMEM;
        err = do_rmdir(file);
        kfree(file);
@@ -737,26 +739,26 @@ int hostfs_mknod(struct inode *dir, struct dentry 
*dentry, int mode, dev_t dev)
        int err = -ENOMEM;
 
        inode = iget(dir->i_sb, 0);
-       if(inode == NULL)
+       if (inode == NULL)
                goto out;
 
        err = init_inode(inode, dentry);
-       if(err)
+       if (err)
                goto out_put;
 
        err = -ENOMEM;
        name = dentry_name(dentry, 0);
-       if(name == NULL)
+       if (name == NULL)
                goto out_put;
 
        init_special_inode(inode, mode, dev);
        err = do_mknod(name, mode, MAJOR(dev), MINOR(dev));
-       if(err)
+       if (err)
                goto out_free;
 
        err = read_name(inode, name);
        kfree(name);
-       if(err)
+       if (err)
                goto out_put;
 
        d_instantiate(dentry, inode);
@@ -776,9 +778,9 @@ int hostfs_rename(struct inode *from_ino, struct dentry 
*from,
        char *from_name, *to_name;
        int err;
 
-       if((from_name = inode_dentry_name(from_ino, from)) == NULL)
+       if ((from_name = inode_dentry_name(from_ino, from)) == NULL)
                return -ENOMEM;
-       if((to_name = inode_dentry_name(to_ino, to)) == NULL){
+       if ((to_name = inode_dentry_name(to_ino, to)) == NULL) {
                kfree(from_name);
                return -ENOMEM;
        }
@@ -801,12 +803,12 @@ int hostfs_permission(struct inode *ino, int desired, 
struct nameidata *nd)
                return -ENOMEM;
 
        if (S_ISCHR(ino->i_mode) || S_ISBLK(ino->i_mode) ||
-                       S_ISFIFO(ino->i_mode) || S_ISSOCK(ino->i_mode))
+           S_ISFIFO(ino->i_mode) || S_ISSOCK(ino->i_mode))
                err = 0;
        else
                err = access_file(name, r, w, x);
        kfree(name);
-       if(!err)
+       if (!err)
                err = generic_permission(ino, desired, NULL);
        return err;
 }
@@ -823,50 +825,50 @@ int hostfs_setattr(struct dentry *dentry, struct iattr 
*attr)
        if (err)
                return err;
 
-       if(append)
+       if (append)
                attr->ia_valid &= ~ATTR_SIZE;
 
        attrs.ia_valid = 0;
-       if(attr->ia_valid & ATTR_MODE){
+       if (attr->ia_valid & ATTR_MODE) {
                attrs.ia_valid |= HOSTFS_ATTR_MODE;
                attrs.ia_mode = attr->ia_mode;
        }
-       if(attr->ia_valid & ATTR_UID){
+       if (attr->ia_valid & ATTR_UID) {
                attrs.ia_valid |= HOSTFS_ATTR_UID;
                attrs.ia_uid = attr->ia_uid;
        }
-       if(attr->ia_valid & ATTR_GID){
+       if (attr->ia_valid & ATTR_GID) {
                attrs.ia_valid |= HOSTFS_ATTR_GID;
                attrs.ia_gid = attr->ia_gid;
        }
-       if(attr->ia_valid & ATTR_SIZE){
+       if (attr->ia_valid & ATTR_SIZE) {
                attrs.ia_valid |= HOSTFS_ATTR_SIZE;
                attrs.ia_size = attr->ia_size;
        }
-       if(attr->ia_valid & ATTR_ATIME){
+       if (attr->ia_valid & ATTR_ATIME) {
                attrs.ia_valid |= HOSTFS_ATTR_ATIME;
                attrs.ia_atime = attr->ia_atime;
        }
-       if(attr->ia_valid & ATTR_MTIME){
+       if (attr->ia_valid & ATTR_MTIME) {
                attrs.ia_valid |= HOSTFS_ATTR_MTIME;
                attrs.ia_mtime = attr->ia_mtime;
        }
-       if(attr->ia_valid & ATTR_CTIME){
+       if (attr->ia_valid & ATTR_CTIME) {
                attrs.ia_valid |= HOSTFS_ATTR_CTIME;
                attrs.ia_ctime = attr->ia_ctime;
        }
-       if(attr->ia_valid & ATTR_ATIME_SET){
+       if (attr->ia_valid & ATTR_ATIME_SET) {
                attrs.ia_valid |= HOSTFS_ATTR_ATIME_SET;
        }
-       if(attr->ia_valid & ATTR_MTIME_SET){
+       if (attr->ia_valid & ATTR_MTIME_SET) {
                attrs.ia_valid |= HOSTFS_ATTR_MTIME_SET;
        }
        name = dentry_name(dentry, 0);
-       if(name == NULL)
+       if (name == NULL)
                return -ENOMEM;
        err = set_attr(name, &attrs, fd);
        kfree(name);
-       if(err)
+       if (err)
                return err;
 
        return inode_setattr(dentry->d_inode, attr);
@@ -906,13 +908,13 @@ int hostfs_link_readpage(struct file *file, struct page 
*page)
 
        buffer = kmap(page);
        name = inode_name(page->mapping->host, 0);
-       if(name == NULL)
+       if (name == NULL)
                return -ENOMEM;
        err = do_readlink(name, buffer, PAGE_CACHE_SIZE);
        kfree(name);
-       if(err == PAGE_CACHE_SIZE)
+       if (err == PAGE_CACHE_SIZE)
                err = -E2BIG;
-       else if(err > 0){
+       else if (err > 0) {
                flush_dcache_page(page);
                SetPageUptodate(page);
                if (PageError(page)) ClearPageError(page);
@@ -945,31 +947,33 @@ static int hostfs_fill_sb_common(struct super_block *sb, 
void *d, int silent)
        err = -ENOMEM;
        host_root_path = kmalloc(strlen(root_ino) + 1
                                 + strlen(req_root) + 1, GFP_KERNEL);
-       if(host_root_path == NULL)
+       if (host_root_path == NULL)
                goto out;
 
        sprintf(host_root_path, "%s/%s", root_ino, req_root);
 
        root_inode = iget(sb, 0);
-       if(root_inode == NULL)
+       if (root_inode == NULL)
                goto out_free;
 
        err = init_inode(root_inode, NULL);
-       if(err)
+       if (err)
                goto out_put;
 
        HOSTFS_I(root_inode)->host_filename = host_root_path;
-       /* Avoid that in the error path, iput(root_inode) frees again
-        * host_root_path through hostfs_destroy_inode! */
+       /*
+        * Avoid that in the error path, iput(root_inode) frees again
+        * host_root_path through hostfs_destroy_inode!
+        */
        host_root_path = NULL;
 
        err = -ENOMEM;
        sb->s_root = d_alloc_root(root_inode);
-       if(sb->s_root == NULL)
+       if (sb->s_root == NULL)
                goto out_put;
 
        err = read_inode(root_inode);
-       if(err){
+       if (err) {
                /* No iput in this case because the dput does that for us */
                dput(sb->s_root);
                sb->s_root = NULL;
diff --git a/fs/hostfs/hostfs_user.c b/fs/hostfs/hostfs_user.c
index d8d54af..35c1a9f 100644
--- a/fs/hostfs/hostfs_user.c
+++ b/fs/hostfs/hostfs_user.c
@@ -3,19 +3,21 @@
  * Licensed under the GPL
  */
 
-#include <unistd.h>
 #include <stdio.h>
-#include <fcntl.h>
+#include <stddef.h>
+#include <unistd.h>
 #include <dirent.h>
 #include <errno.h>
-#include <utime.h>
+#include <fcntl.h>
 #include <string.h>
 #include <sys/stat.h>
 #include <sys/time.h>
+#include <sys/types.h>
 #include <sys/vfs.h>
 #include "hostfs.h"
-#include "kern_util.h"
+#include "os.h"
 #include "user.h"
+#include <utime.h>
 
 int stat_file(const char *path, unsigned long long *inode_out, int *mode_out,
              int *nlink_out, int *uid_out, int *gid_out,
@@ -25,33 +27,41 @@ int stat_file(const char *path, unsigned long long 
*inode_out, int *mode_out,
 {
        struct stat64 buf;
 
-       if(fd >= 0) {
+       if (fd >= 0) {
                if (fstat64(fd, &buf) < 0)
                        return -errno;
-       } else if(lstat64(path, &buf) < 0) {
+       } else if (lstat64(path, &buf) < 0) {
                return -errno;
        }
 
-       if(inode_out != NULL) *inode_out = buf.st_ino;
-       if(mode_out != NULL) *mode_out = buf.st_mode;
-       if(nlink_out != NULL) *nlink_out = buf.st_nlink;
-       if(uid_out != NULL) *uid_out = buf.st_uid;
-       if(gid_out != NULL) *gid_out = buf.st_gid;
-       if(size_out != NULL) *size_out = buf.st_size;
-       if(atime_out != NULL) {
+       if (inode_out != NULL)
+               *inode_out = buf.st_ino;
+       if (mode_out != NULL)
+               *mode_out = buf.st_mode;
+       if (nlink_out != NULL)
+               *nlink_out = buf.st_nlink;
+       if (uid_out != NULL)
+               *uid_out = buf.st_uid;
+       if (gid_out != NULL)
+               *gid_out = buf.st_gid;
+       if (size_out != NULL)
+               *size_out = buf.st_size;
+       if (atime_out != NULL) {
                atime_out->tv_sec = buf.st_atime;
                atime_out->tv_nsec = 0;
        }
-       if(mtime_out != NULL) {
+       if (mtime_out != NULL) {
                mtime_out->tv_sec = buf.st_mtime;
                mtime_out->tv_nsec = 0;
        }
-       if(ctime_out != NULL) {
+       if (ctime_out != NULL) {
                ctime_out->tv_sec = buf.st_ctime;
                ctime_out->tv_nsec = 0;
        }
-       if(blksize_out != NULL) *blksize_out = buf.st_blksize;
-       if(blocks_out != NULL) *blocks_out = buf.st_blocks;
+       if (blksize_out != NULL)
+               *blksize_out = buf.st_blksize;
+       if (blocks_out != NULL)
+               *blocks_out = buf.st_blocks;
        return 0;
 }
 
@@ -59,21 +69,29 @@ int file_type(const char *path, int *maj, int *min)
 {
        struct stat64 buf;
 
-       if(lstat64(path, &buf) < 0)
+       if (lstat64(path, &buf) < 0)
                return -errno;
-       /*We cannot pass rdev as is because glibc and the kernel disagree
-        *about its definition.*/
-       if(maj != NULL)
+       /*
+        * We cannot pass rdev as is because glibc and the kernel disagree
+        * about its definition.
+        */
+       if (maj != NULL)
                *maj = major(buf.st_rdev);
-       if(min != NULL)
+       if (min != NULL)
                *min = minor(buf.st_rdev);
 
-       if(S_ISDIR(buf.st_mode)) return OS_TYPE_DIR;
-       else if(S_ISLNK(buf.st_mode)) return OS_TYPE_SYMLINK;
-       else if(S_ISCHR(buf.st_mode)) return OS_TYPE_CHARDEV;
-       else if(S_ISBLK(buf.st_mode)) return OS_TYPE_BLOCKDEV;
-       else if(S_ISFIFO(buf.st_mode))return OS_TYPE_FIFO;
-       else if(S_ISSOCK(buf.st_mode))return OS_TYPE_SOCK;
+       if (S_ISDIR(buf.st_mode))
+               return OS_TYPE_DIR;
+       else if (S_ISLNK(buf.st_mode))
+               return OS_TYPE_SYMLINK;
+       else if (S_ISCHR(buf.st_mode))
+               return OS_TYPE_CHARDEV;
+       else if (S_ISBLK(buf.st_mode))
+               return OS_TYPE_BLOCKDEV;
+       else if (S_ISFIFO(buf.st_mode))
+               return OS_TYPE_FIFO;
+       else if (S_ISSOCK(buf.st_mode))
+               return OS_TYPE_SOCK;
        else return OS_TYPE_FILE;
 }
 
@@ -81,10 +99,13 @@ int access_file(char *path, int r, int w, int x)
 {
        int mode = 0;
 
-       if(r) mode = R_OK;
-       if(w) mode |= W_OK;
-       if(x) mode |= X_OK;
-       if(access(path, mode) != 0)
+       if (r)
+               mode = R_OK;
+       if (w)
+               mode |= W_OK;
+       if (x)
+               mode |= X_OK;
+       if (access(path, mode) != 0)
                return -errno;
        else return 0;
 }
@@ -93,18 +114,18 @@ int open_file(char *path, int r, int w, int append)
 {
        int mode = 0, fd;
 
-       if(r && !w)
+       if (r && !w)
                mode = O_RDONLY;
-       else if(!r && w)
+       else if (!r && w)
                mode = O_WRONLY;
-       else if(r && w)
+       else if (r && w)
                mode = O_RDWR;
        else panic("Impossible mode in open_file");
 
-       if(append)
+       if (append)
                mode |= O_APPEND;
        fd = open64(path, mode);
-       if(fd < 0)
+       if (fd < 0)
                return -errno;
        else return fd;
 }
@@ -115,7 +136,7 @@ void *open_dir(char *path, int *err_out)
 
        dir = opendir(path);
        *err_out = errno;
-       if(dir == NULL)
+       if (dir == NULL)
                return NULL;
        return dir;
 }
@@ -128,7 +149,7 @@ char *read_dir(void *stream, unsigned long long *pos,
 
        seekdir(dir, *pos);
        ent = readdir(dir);
-       if(ent == NULL)
+       if (ent == NULL)
                return NULL;
        *len_out = strlen(ent->d_name);
        *ino_out = ent->d_ino;
@@ -141,7 +162,7 @@ int read_file(int fd, unsigned long long *offset, char 
*buf, int len)
        int n;
 
        n = pread64(fd, buf, len, *offset);
-       if(n < 0)
+       if (n < 0)
                return -errno;
        *offset += n;
        return n;
@@ -152,7 +173,7 @@ int write_file(int fd, unsigned long long *offset, const 
char *buf, int len)
        int n;
 
        n = pwrite64(fd, buf, len, *offset);
-       if(n < 0)
+       if (n < 0)
                return -errno;
        *offset += n;
        return n;
@@ -163,7 +184,7 @@ int lseek_file(int fd, long long offset, int whence)
        int ret;
 
        ret = lseek64(fd, offset, whence);
-       if(ret < 0)
+       if (ret < 0)
                return -errno;
        return 0;
 }
@@ -207,7 +228,7 @@ int file_create(char *name, int ur, int uw, int ux, int gr,
        mode |= ow ? S_IWOTH : 0;
        mode |= ox ? S_IXOTH : 0;
        fd = open64(name, O_CREAT | O_RDWR, mode);
-       if(fd < 0)
+       if (fd < 0)
                return -errno;
        return fd;
 }
@@ -230,7 +251,7 @@ int set_attr(const char *file, struct hostfs_iattr *attrs, 
int fd)
                if (fd >= 0) {
                        if (fchown(fd, attrs->ia_uid, -1))
                                return -errno;
-               } else if(chown(file, attrs->ia_uid, -1)) {
+               } else if (chown(file, attrs->ia_uid, -1)) {
                        return -errno;
                }
        }
@@ -251,9 +272,11 @@ int set_attr(const char *file, struct hostfs_iattr *attrs, 
int fd)
                }
        }
 
-       /* Update accessed and/or modified time, in two parts: first set
+       /*
+        * Update accessed and/or modified time, in two parts: first set
         * times according to the changes to perform, and then call futimes()
-        * or utimes() to apply them. */
+        * or utimes() to apply them.
+        */
        ma = (HOSTFS_ATTR_ATIME_SET | HOSTFS_ATTR_MTIME_SET);
        if (attrs->ia_valid & ma) {
                err = stat_file(file, NULL, NULL, NULL, NULL, NULL, NULL,
@@ -284,11 +307,11 @@ int set_attr(const char *file, struct hostfs_iattr 
*attrs, int fd)
        }
 
        /* Note: ctime is not handled */
-       if(attrs->ia_valid & (HOSTFS_ATTR_ATIME | HOSTFS_ATTR_MTIME)){
+       if (attrs->ia_valid & (HOSTFS_ATTR_ATIME | HOSTFS_ATTR_MTIME)) {
                err = stat_file(file, NULL, NULL, NULL, NULL, NULL, NULL,
                                &attrs->ia_atime, &attrs->ia_mtime, NULL,
                                NULL, NULL, fd);
-               if(err != 0)
+               if (err != 0)
                        return err;
        }
        return 0;
@@ -299,7 +322,7 @@ int make_symlink(const char *from, const char *to)
        int err;
 
        err = symlink(to, from);
-       if(err)
+       if (err)
                return -errno;
        return 0;
 }
@@ -309,7 +332,7 @@ int unlink_file(const char *file)
        int err;
 
        err = unlink(file);
-       if(err)
+       if (err)
                return -errno;
        return 0;
 }
@@ -319,7 +342,7 @@ int do_mkdir(const char *file, int mode)
        int err;
 
        err = mkdir(file, mode);
-       if(err)
+       if (err)
                return -errno;
        return 0;
 }
@@ -329,7 +352,7 @@ int do_rmdir(const char *file)
        int err;
 
        err = rmdir(file);
-       if(err)
+       if (err)
                return -errno;
        return 0;
 }
@@ -339,7 +362,7 @@ int do_mknod(const char *file, int mode, unsigned int 
major, unsigned int minor)
        int err;
 
        err = mknod(file, mode, makedev(major, minor));
-       if(err)
+       if (err)
                return -errno;
        return 0;
 }
@@ -349,7 +372,7 @@ int link_file(const char *to, const char *from)
        int err;
 
        err = link(to, from);
-       if(err)
+       if (err)
                return -errno;
        return 0;
 }
@@ -359,9 +382,9 @@ int do_readlink(char *file, char *buf, int size)
        int n;
 
        n = readlink(file, buf, size);
-       if(n < 0)
+       if (n < 0)
                return -errno;
-       if(n < size)
+       if (n < size)
                buf[n] = '\0';
        return n;
 }
@@ -371,7 +394,7 @@ int rename_file(char *from, char *to)
        int err;
 
        err = rename(from, to);
-       if(err < 0)
+       if (err < 0)
                return -errno;
        return 0;
 }
@@ -386,7 +409,7 @@ int do_statfs(char *root, long *bsize_out, long long 
*blocks_out,
        int err;
 
        err = statfs64(root, &buf);
-       if(err < 0)
+       if (err < 0)
                return -errno;
 
        *bsize_out = buf.f_bsize;
-
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