From 93dd68e924c7cf24b75bfb5b83b1be1cdc27dbdc Mon Sep 17 00:00:00 2001
From: Jeff Garzik <jgarzik@exmulti.com>
Date: Mon, 24 Sep 2012 13:26:09 -0400
Subject: [PATCH] P2P: Do not request blocks from peers with fewer blocks than
 us

If the remote node has a shorter chain, do not waste our
special getblocks request on them.
---
 src/main.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/main.cpp b/src/main.cpp
index fbaf05df..206d85e5 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -2513,6 +2513,7 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv)
         // Ask the first connected node for block updates
         static int nAskedForBlocks = 0;
         if (!pfrom->fClient && !pfrom->fOneShot &&
+            (pfrom->nStartingHeight > (nBestHeight - 144)) &&
             (pfrom->nVersion < NOBLKS_VERSION_START ||
              pfrom->nVersion >= NOBLKS_VERSION_END) &&
              (nAskedForBlocks < 1 || vNodes.size() <= 1))