From 93826726e76730b061ec4c91d69b2b34ebf98ec9 Mon Sep 17 00:00:00 2001
From: Anthony Towns <aj@erisian.com.au>
Date: Mon, 6 Apr 2020 19:09:05 +1000
Subject: ignore non-wtxidrelay compliant invs

---
 src/net_processing.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/net_processing.cpp b/src/net_processing.cpp
index 106f061d03..50aea0fd0b 100644
--- a/src/net_processing.cpp
+++ b/src/net_processing.cpp
@@ -2314,6 +2314,13 @@ bool ProcessMessage(CNode* pfrom, const std::string& msg_type, CDataStream& vRec
             if (interruptMsgProc)
                 return true;
 
+            // ignore INVs that don't match wtxidrelay setting
+            if (State(pfrom->GetId())->m_wtxid_relay) {
+                if (inv.type == MSG_TX) continue;
+            } else {
+                if (inv.type == MSG_WTX) continue;
+            }
+
             bool fAlreadyHave = AlreadyHave(inv, mempool);
             LogPrint(BCLog::NET, "got inv: %s  %s peer=%d\n", inv.ToString(), fAlreadyHave ? "have" : "new", pfrom->GetId());
 
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