static int cxl_pmem_get_config_data()

in pmem.c [98:120]

• 19 lines of code
• 3 McCabe index (conditional complexity)

static int cxl_pmem_get_config_data(struct cxl_dev_state *cxlds,
				    struct nd_cmd_get_config_data_hdr *cmd,
				    unsigned int buf_len)
{
	struct cxl_mbox_get_lsa get_lsa;
	int rc;

	if (sizeof(*cmd) > buf_len)
		return -EINVAL;
	if (struct_size(cmd, out_buf, cmd->in_length) > buf_len)
		return -EINVAL;

	get_lsa = (struct cxl_mbox_get_lsa) {
		.offset = cmd->in_offset,
		.length = cmd->in_length,
	};

	rc = cxl_mbox_send_cmd(cxlds, CXL_MBOX_OP_GET_LSA, &get_lsa,
			       sizeof(get_lsa), cmd->out_buf, cmd->in_length);
	cmd->status = 0;

	return rc;
}