+ if (Instance->McastUdpIo != NULL) {\r
+ Status = gBS->OpenProtocol (\r
+ Instance->McastUdpIo->UdpHandle,\r
+ &gEfiUdp6ProtocolGuid,\r
+ (VOID **) &Udp6,\r
+ Instance->Service->Image,\r
+ Instance->Handle,\r
+ EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ UdpIoFreeIo (Instance->McastUdpIo);\r
+ Instance->McastUdpIo = NULL;\r
+ return EFI_DEVICE_ERROR;\r
+ }\r
+ }\r