333     Message *messageCopy = nullptr;  in AddBufferedMessage()  local
346     VerifyOrExit((messageCopy = aMessage.Clone()) != nullptr, error = kErrorNoBufs);  in AddBufferedMessage()
352         messageCopy->Write(Header::kHopLimitFieldOffset, hopLimit);  in AddBufferedMessage()
368     SuccessOrExit(error = metadata.AppendTo(*messageCopy));  in AddBufferedMessage()
369     mBufferedMessageSet.Enqueue(*messageCopy);  in AddBufferedMessage()
374     FreeMessageOnError(messageCopy, error);  in AddBufferedMessage()
384         Message *messageCopy;  in HandleRetransmissionTimer()  local
417             messageCopy = message.Clone();  in HandleRetransmissionTimer()
425             messageCopy = &message;  in HandleRetransmissionTimer()
428         if (messageCopy != nullptr)  in HandleRetransmissionTimer()
436                 messageCopy->SetSubType(Message::kSubTypeMplRetransmission);  in HandleRetransmissionTimer()
439             metadata.RemoveFrom(*messageCopy);  in HandleRetransmissionTimer()
440             messageCopy->SetLoopbackToHostAllowed(true);  in HandleRetransmissionTimer()
441             messageCopy->SetOrigin(Message::kOriginHostTrusted);  in HandleRetransmissionTimer()
442             Get<Ip6>().EnqueueDatagram(*messageCopy);  in HandleRetransmissionTimer()