fs: add a vfs_fchown helper

			   AT_SYMLINK_NOFOLLOW);

}

int vfs_fchown(struct file *file, uid_t user, gid_t group)

{

	int error;

	error = mnt_want_write_file(file);

	if (error)

		return error;

	audit_file(file);

	error = chown_common(&file->f_path, user, group);

	mnt_drop_write_file(file);

	return error;

}

int ksys_fchown(unsigned int fd, uid_t user, gid_t group)

{

	struct fd f = fdget(fd);

	int error = -EBADF;

	if (!f.file)

		goto out;

	error = mnt_want_write_file(f.file);

	if (error)

		goto out_fput;

	audit_file(f.file);

	error = chown_common(&f.file->f_path, user, group);

	mnt_drop_write_file(f.file);

out_fput:

	if (f.file) {

		error = vfs_fchown(f.file, user, group);

		fdput(f);

out:

	}

	return error;

}

		int (*f)(struct dentry *, umode_t, void *),

		void *);

int vfs_fchown(struct file *file, uid_t user, gid_t group);

extern long vfs_ioctl(struct file *file, unsigned int cmd, unsigned long arg);

#ifdef CONFIG_COMPAT