From 36e826cea14585f68d5c363a82c1a887a779e130 Mon Sep 17 00:00:00 2001
From: Gavin Andresen <gavinandresen@gmail.com>
Date: Thu, 23 May 2013 14:13:05 -0400
Subject: Clean up mining CReserveKey to prevent crash at shutdown

Fixes issue#2687
---
 src/bitcoinrpc.cpp | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'src/bitcoinrpc.cpp')

diff --git a/src/bitcoinrpc.cpp b/src/bitcoinrpc.cpp
index a9b73fd5a..2c4744a57 100644
--- a/src/bitcoinrpc.cpp
+++ b/src/bitcoinrpc.cpp
@@ -30,6 +30,10 @@ using namespace boost;
 using namespace boost::asio;
 using namespace json_spirit;
 
+// Key used by getwork/getblocktemplate miners.
+// Allocated in StartRPCThreads, free'd in StopRPCThreads
+CReserveKey* pMiningKey = NULL;
+
 static std::string strRPCUserColonPass;
 
 // These are created by StartRPCThreads, destroyed in StopRPCThreads
@@ -722,6 +726,9 @@ static void RPCAcceptHandler(boost::shared_ptr< basic_socket_acceptor<Protocol,
 
 void StartRPCThreads()
 {
+    // getwork/getblocktemplate mining rewards paid here:
+    pMiningKey = new CReserveKey(pwalletMain);
+
     strRPCUserColonPass = mapArgs["-rpcuser"] + ":" + mapArgs["-rpcpassword"];
     if ((mapArgs["-rpcpassword"] == "") ||
         (mapArgs["-rpcuser"] == mapArgs["-rpcpassword"]))
@@ -841,6 +848,8 @@ void StartRPCThreads()
 
 void StopRPCThreads()
 {
+    delete pMiningKey; pMiningKey = NULL;
+
     if (rpc_io_service == NULL) return;
 
     rpc_io_service->stop();
-- 
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