smb2_is_path_accessible(const unsigned int xid, struct cifs_tcon *tcon,
			struct cifs_sb_info *cifs_sb, const char *full_path)
{
	int rc;
	__le16 *utf16_path;
	__u8 oplock = SMB2_OPLOCK_LEVEL_NONE;
	struct cifs_open_parms oparms;
	struct cifs_fid fid;

	if ((*full_path == 0) && tcon->crfid.is_valid)
		return 0;

	utf16_path = cifs_convert_path_to_utf16(full_path, cifs_sb);
	if (!utf16_path)
		return -ENOMEM;

	oparms.tcon = tcon;
	oparms.desired_access = FILE_READ_ATTRIBUTES;
	oparms.disposition = FILE_OPEN;
	oparms.create_options = cifs_create_options(cifs_sb, 0);
	oparms.fid = &fid;
	oparms.reconnect = false;

	rc = SMB2_open(xid, &oparms, utf16_path, &oplock, NULL, NULL, NULL,
		       NULL);
	if (rc) {
		kfree(utf16_path);
		return rc;
	}

	rc = SMB2_close(xid, tcon, fid.persistent_fid, fid.volatile_fid);
	kfree(utf16_path);
	return rc;
}