From dfbe0d530f75ca3a9121ed1a391165c90f1068c4 Mon Sep 17 00:00:00 2001
From: Alex Morcos <morcos@chaincode.com>
Date: Thu, 1 Dec 2016 22:06:51 -0500
Subject: [PATCH] Add unstored orphans with rejected parents to recentRejects

---
 src/net_processing.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/net_processing.cpp b/src/net_processing.cpp
index 747167264b..4a5ae0e69c 100644
--- a/src/net_processing.cpp
+++ b/src/net_processing.cpp
@@ -1707,6 +1707,9 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv,
                     LogPrint("mempool", "mapOrphan overflow, removed %u tx\n", nEvicted);
             } else {
                 LogPrint("mempool", "not keeping orphan with rejected parents %s\n",tx.GetHash().ToString());
+                // We will continue to reject this tx since it has rejected
+                // parents so avoid re-requesting it from other peers.
+                recentRejects->insert(tx.GetHash());
             }
         } else {
             if (tx.wit.IsNull() && !state.CorruptionPossible()) {