int iscsi_create_default_params(struct iscsi_param_list **param_list_ptr)
{
	struct iscsi_param *param = NULL;
	struct iscsi_param_list *pl;

	pl = kzalloc(sizeof(struct iscsi_param_list), GFP_KERNEL);
	if (!pl) {
		pr_err("Unable to allocate memory for"
				" struct iscsi_param_list.\n");
		return -1 ;
	}
	INIT_LIST_HEAD(&pl->param_list);
	INIT_LIST_HEAD(&pl->extra_response_list);

	/*
	 * The format for setting the initial parameter definitions are:
	 *
	 * Parameter name:
	 * Initial value:
	 * Allowable phase:
	 * Scope:
	 * Allowable senders:
	 * Typerange:
	 * Use:
	 */
	param = iscsi_set_default_param(pl, AUTHMETHOD, INITIAL_AUTHMETHOD,
			PHASE_SECURITY, SCOPE_CONNECTION_ONLY, SENDER_BOTH,
			TYPERANGE_AUTH, USE_INITIAL_ONLY);
	if (!param)
		goto out;

	param = iscsi_set_default_param(pl, HEADERDIGEST, INITIAL_HEADERDIGEST,
			PHASE_OPERATIONAL, SCOPE_CONNECTION_ONLY, SENDER_BOTH,
			TYPERANGE_DIGEST, USE_INITIAL_ONLY);
	if (!param)
		goto out;

	param = iscsi_set_default_param(pl, DATADIGEST, INITIAL_DATADIGEST,
			PHASE_OPERATIONAL, SCOPE_CONNECTION_ONLY, SENDER_BOTH,
			TYPERANGE_DIGEST, USE_INITIAL_ONLY);
	if (!param)
		goto out;

	param = iscsi_set_default_param(pl, MAXCONNECTIONS,
			INITIAL_MAXCONNECTIONS, PHASE_OPERATIONAL,
			SCOPE_SESSION_WIDE, SENDER_BOTH,
			TYPERANGE_1_TO_65535, USE_LEADING_ONLY);
	if (!param)
		goto out;

	param = iscsi_set_default_param(pl, SENDTARGETS, INITIAL_SENDTARGETS,
			PHASE_FFP0, SCOPE_SESSION_WIDE, SENDER_INITIATOR,
			TYPERANGE_UTF8, 0);
	if (!param)
		goto out;

	param = iscsi_set_default_param(pl, TARGETNAME, INITIAL_TARGETNAME,
			PHASE_DECLARATIVE, SCOPE_SESSION_WIDE, SENDER_BOTH,
			TYPERANGE_ISCSINAME, USE_ALL);
	if (!param)
		goto out;

	param = iscsi_set_default_param(pl, INITIATORNAME,
			INITIAL_INITIATORNAME, PHASE_DECLARATIVE,
			SCOPE_SESSION_WIDE, SENDER_INITIATOR,
			TYPERANGE_ISCSINAME, USE_INITIAL_ONLY);
	if (!param)
		goto out;

	param = iscsi_set_default_param(pl, TARGETALIAS, INITIAL_TARGETALIAS,
			PHASE_DECLARATIVE, SCOPE_SESSION_WIDE, SENDER_TARGET,
			TYPERANGE_UTF8, USE_ALL);
	if (!param)
		goto out;

	param = iscsi_set_default_param(pl, INITIATORALIAS,
			INITIAL_INITIATORALIAS, PHASE_DECLARATIVE,
			SCOPE_SESSION_WIDE, SENDER_INITIATOR, TYPERANGE_UTF8,
			USE_ALL);
	if (!param)
		goto out;

	param = iscsi_set_default_param(pl, TARGETADDRESS,
			INITIAL_TARGETADDRESS, PHASE_DECLARATIVE,
			SCOPE_SESSION_WIDE, SENDER_TARGET,
			TYPERANGE_TARGETADDRESS, USE_ALL);
	if (!param)
		goto out;

	param = iscsi_set_default_param(pl, TARGETPORTALGROUPTAG,
			INITIAL_TARGETPORTALGROUPTAG,
			PHASE_DECLARATIVE, SCOPE_SESSION_WIDE, SENDER_TARGET,
			TYPERANGE_0_TO_65535, USE_INITIAL_ONLY);
	if (!param)
		goto out;

	param = iscsi_set_default_param(pl, INITIALR2T, INITIAL_INITIALR2T,
			PHASE_OPERATIONAL, SCOPE_SESSION_WIDE, SENDER_BOTH,
			TYPERANGE_BOOL_OR, USE_LEADING_ONLY);
	if (!param)
		goto out;

	param = iscsi_set_default_param(pl, IMMEDIATEDATA,
			INITIAL_IMMEDIATEDATA, PHASE_OPERATIONAL,
			SCOPE_SESSION_WIDE, SENDER_BOTH, TYPERANGE_BOOL_AND,
			USE_LEADING_ONLY);
	if (!param)
		goto out;

	param = iscsi_set_default_param(pl, MAXXMITDATASEGMENTLENGTH,
			INITIAL_MAXXMITDATASEGMENTLENGTH,
			PHASE_OPERATIONAL, SCOPE_CONNECTION_ONLY, SENDER_BOTH,
			TYPERANGE_512_TO_16777215, USE_ALL);
	if (!param)
		goto out;

	param = iscsi_set_default_param(pl, MAXRECVDATASEGMENTLENGTH,
			INITIAL_MAXRECVDATASEGMENTLENGTH,
			PHASE_OPERATIONAL, SCOPE_CONNECTION_ONLY, SENDER_BOTH,
			TYPERANGE_512_TO_16777215, USE_ALL);
	if (!param)
		goto out;

	param = iscsi_set_default_param(pl, MAXBURSTLENGTH,
			INITIAL_MAXBURSTLENGTH, PHASE_OPERATIONAL,
			SCOPE_SESSION_WIDE, SENDER_BOTH,
			TYPERANGE_512_TO_16777215, USE_LEADING_ONLY);
	if (!param)
		goto out;

	param = iscsi_set_default_param(pl, FIRSTBURSTLENGTH,
			INITIAL_FIRSTBURSTLENGTH,
			PHASE_OPERATIONAL, SCOPE_SESSION_WIDE, SENDER_BOTH,
			TYPERANGE_512_TO_16777215, USE_LEADING_ONLY);
	if (!param)
		goto out;

	param = iscsi_set_default_param(pl, DEFAULTTIME2WAIT,
			INITIAL_DEFAULTTIME2WAIT,
			PHASE_OPERATIONAL, SCOPE_SESSION_WIDE, SENDER_BOTH,
			TYPERANGE_0_TO_3600, USE_LEADING_ONLY);
	if (!param)
		goto out;

	param = iscsi_set_default_param(pl, DEFAULTTIME2RETAIN,
			INITIAL_DEFAULTTIME2RETAIN,
			PHASE_OPERATIONAL, SCOPE_SESSION_WIDE, SENDER_BOTH,
			TYPERANGE_0_TO_3600, USE_LEADING_ONLY);
	if (!param)
		goto out;

	param = iscsi_set_default_param(pl, MAXOUTSTANDINGR2T,
			INITIAL_MAXOUTSTANDINGR2T,
			PHASE_OPERATIONAL, SCOPE_SESSION_WIDE, SENDER_BOTH,
			TYPERANGE_1_TO_65535, USE_LEADING_ONLY);
	if (!param)
		goto out;

	param = iscsi_set_default_param(pl, DATAPDUINORDER,
			INITIAL_DATAPDUINORDER, PHASE_OPERATIONAL,
			SCOPE_SESSION_WIDE, SENDER_BOTH, TYPERANGE_BOOL_OR,
			USE_LEADING_ONLY);
	if (!param)
		goto out;

	param = iscsi_set_default_param(pl, DATASEQUENCEINORDER,
			INITIAL_DATASEQUENCEINORDER,
			PHASE_OPERATIONAL, SCOPE_SESSION_WIDE, SENDER_BOTH,
			TYPERANGE_BOOL_OR, USE_LEADING_ONLY);
	if (!param)
		goto out;

	param = iscsi_set_default_param(pl, ERRORRECOVERYLEVEL,
			INITIAL_ERRORRECOVERYLEVEL,
			PHASE_OPERATIONAL, SCOPE_SESSION_WIDE, SENDER_BOTH,
			TYPERANGE_0_TO_2, USE_LEADING_ONLY);
	if (!param)
		goto out;

	param = iscsi_set_default_param(pl, SESSIONTYPE, INITIAL_SESSIONTYPE,
			PHASE_DECLARATIVE, SCOPE_SESSION_WIDE, SENDER_INITIATOR,
			TYPERANGE_SESSIONTYPE, USE_LEADING_ONLY);
	if (!param)
		goto out;

	param = iscsi_set_default_param(pl, IFMARKER, INITIAL_IFMARKER,
			PHASE_OPERATIONAL, SCOPE_CONNECTION_ONLY, SENDER_BOTH,
			TYPERANGE_BOOL_AND, USE_INITIAL_ONLY);
	if (!param)
		goto out;

	param = iscsi_set_default_param(pl, OFMARKER, INITIAL_OFMARKER,
			PHASE_OPERATIONAL, SCOPE_CONNECTION_ONLY, SENDER_BOTH,
			TYPERANGE_BOOL_AND, USE_INITIAL_ONLY);
	if (!param)
		goto out;

	param = iscsi_set_default_param(pl, IFMARKINT, INITIAL_IFMARKINT,
			PHASE_OPERATIONAL, SCOPE_CONNECTION_ONLY, SENDER_BOTH,
			TYPERANGE_MARKINT, USE_INITIAL_ONLY);
	if (!param)
		goto out;

	param = iscsi_set_default_param(pl, OFMARKINT, INITIAL_OFMARKINT,
			PHASE_OPERATIONAL, SCOPE_CONNECTION_ONLY, SENDER_BOTH,
			TYPERANGE_MARKINT, USE_INITIAL_ONLY);
	if (!param)
		goto out;
	/*
	 * Extra parameters for ISER from RFC-5046
	 */
	param = iscsi_set_default_param(pl, RDMAEXTENSIONS, INITIAL_RDMAEXTENSIONS,
			PHASE_OPERATIONAL, SCOPE_SESSION_WIDE, SENDER_BOTH,
			TYPERANGE_BOOL_AND, USE_LEADING_ONLY);
	if (!param)
		goto out;

	param = iscsi_set_default_param(pl, INITIATORRECVDATASEGMENTLENGTH,
			INITIAL_INITIATORRECVDATASEGMENTLENGTH,
			PHASE_OPERATIONAL, SCOPE_CONNECTION_ONLY, SENDER_BOTH,
			TYPERANGE_512_TO_16777215, USE_ALL);
	if (!param)
		goto out;

	param = iscsi_set_default_param(pl, TARGETRECVDATASEGMENTLENGTH,
			INITIAL_TARGETRECVDATASEGMENTLENGTH,
			PHASE_OPERATIONAL, SCOPE_CONNECTION_ONLY, SENDER_BOTH,
			TYPERANGE_512_TO_16777215, USE_ALL);
	if (!param)
		goto out;

	*param_list_ptr = pl;
	return 0;
out:
	iscsi_release_param_list(pl);
	return -1;
}

The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.