690     uint16_t       sourceAddress;  in HandleLinkRequest()  local
718     switch (Tlv::Find<SourceAddressTlv>(aRxInfo.mMessage, sourceAddress))  in HandleLinkRequest()
721         if (IsRouterRloc16(sourceAddress))  in HandleLinkRequest()
723             neighbor = mRouterTable.FindRouterByRloc16(sourceAddress);  in HandleLinkRequest()
894     uint16_t        sourceAddress;  in HandleLinkAcceptVariant()  local
904     SuccessOrExit(error = Tlv::Find<SourceAddressTlv>(aRxInfo.mMessage, sourceAddress));  in HandleLinkAcceptVariant()
906     Log(kMessageReceive, aMessageType, aRxInfo.mMessageInfo.GetPeerAddr(), sourceAddress);  in HandleLinkAcceptVariant()
908     VerifyOrExit(IsRouterRloc16(sourceAddress), error = kErrorParse);  in HandleLinkAcceptVariant()
910     routerId      = RouterIdFromRloc16(sourceAddress);  in HandleLinkAcceptVariant()
936     if (aRxInfo.mNeighbor && aRxInfo.mNeighbor->GetRloc16() != sourceAddress)  in HandleLinkAcceptVariant()
1045     router->SetRloc16(sourceAddress);  in HandleLinkAcceptVariant()
2452     uint16_t    sourceAddress;  in HandleChildUpdateResponseOnParent()  local
2485     switch (Tlv::Find<SourceAddressTlv>(aRxInfo.mMessage, sourceAddress))  in HandleChildUpdateResponseOnParent()
2488         if (child->GetRloc16() != sourceAddress)  in HandleChildUpdateResponseOnParent()