int gb_svc_dme_peer_get()

in svc.c [414:446]

• 28 lines of code
• 4 McCabe index (conditional complexity)

int gb_svc_dme_peer_get(struct gb_svc *svc, u8 intf_id, u16 attr, u16 selector,
			u32 *value)
{
	struct gb_svc_dme_peer_get_request request;
	struct gb_svc_dme_peer_get_response response;
	u16 result;
	int ret;

	request.intf_id = intf_id;
	request.attr = cpu_to_le16(attr);
	request.selector = cpu_to_le16(selector);

	ret = gb_operation_sync(svc->connection, GB_SVC_TYPE_DME_PEER_GET,
				&request, sizeof(request),
				&response, sizeof(response));
	if (ret) {
		dev_err(&svc->dev, "failed to get DME attribute (%u 0x%04x %u): %d\n",
			intf_id, attr, selector, ret);
		return ret;
	}

	result = le16_to_cpu(response.result_code);
	if (result) {
		dev_err(&svc->dev, "UniPro error while getting DME attribute (%u 0x%04x %u): %u\n",
			intf_id, attr, selector, result);
		return -EREMOTEIO;
	}

	if (value)
		*value = le32_to_cpu(response.attr_value);

	return 0;
}