Merge #8154: drop vAddrToSend after sending big addr message

d3d02d5 drop vAddrToSend after sending big addr message (Kaz Wesley)

src/main.cpp

@@ -5725,6 +5725,9 @@ bool SendMessages(CNode* pto)
             pto->vAddrToSend.clear();
             if (!vAddr.empty())
                 pto->PushMessage(NetMsgType::ADDR, vAddr);
+            // we only send the big addr message once
+            if (pto->vAddrToSend.capacity() > 40)
+                pto->vAddrToSend.shrink_to_fit();
         }
 
         CNodeState &state = *State(pto->GetId());