proc_fill_cache(): clean up, get rid of pointless find_inode_number() use

	instantiate_t instantiate, struct task_struct *task, const void *ptr)

{

	struct dentry *child, *dir = file->f_path.dentry;

	struct qstr qname = QSTR_INIT(name, len);

	struct inode *inode;

	struct qstr qname;

	ino_t ino = 0;

	unsigned type = DT_UNKNOWN;

	unsigned type;

	ino_t ino;

	qname.name = name;

	qname.len  = len;

	qname.hash = full_name_hash(name, len);

	child = d_lookup(dir, &qname);

	child = d_hash_and_lookup(dir, &qname);

	if (!child) {

		struct dentry *new;

		new = d_alloc(dir, &qname);

		if (new) {

			child = ERR_PTR(instantiate(dir->d_inode, new, task, ptr)); 

			if (child)

				dput(new);

			else

				child = new;

		child = d_alloc(dir, &qname);

		if (!child)

			goto end_instantiate;

		if (instantiate(dir->d_inode, child, task, ptr) < 0) {

			dput(child);

			goto end_instantiate;

		}

	}

	if (!child || IS_ERR(child) || !child->d_inode)

		goto end_instantiate;

	inode = child->d_inode;

	ino = inode->i_ino;

	type = inode->i_mode >> 12;

	dput(child);

end_instantiate:

	if (!ino)

		ino = find_inode_number(dir, &qname);

	if (!ino)

		ino = 1;

	return dir_emit(ctx, name, len, ino, type);

end_instantiate:

	return dir_emit(ctx, name, len, 1, DT_UNKNOWN);

}

#ifdef CONFIG_CHECKPOINT_RESTORE