From 00cb4d52f3726fb22a90c257d7fdb8de812c7f83 Mon Sep 17 00:00:00 2001
From: lateminer <late-miner@ya.ru>
Date: Tue, 2 Jan 2018 13:33:57 +0300
Subject: [PATCH] [Wallet] keep HD seed during salvagewallet

https://github.com/bitcoin/bitcoin/pull/8324/commits/b993671921c0c301f18c542e77d695fdc50ffd91
---
 src/init.cpp            | 2 +-
 src/wallet/walletdb.cpp | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/init.cpp b/src/init.cpp
index 848047ef9..d7c6b66c5 100644
--- a/src/init.cpp
+++ b/src/init.cpp
@@ -1540,7 +1540,7 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler)
             RandAddSeedPerfmon();
 
             // Create new keyUser and set as default key
-            if (GetBoolArg("-usehd", true)) {
+            if (GetBoolArg("-usehd", true) && pwalletMain->hdChain.masterKeyID.IsNull() ) {
             // generate a new master key
             CKey key;
             key.MakeNewKey(true);
diff --git a/src/wallet/walletdb.cpp b/src/wallet/walletdb.cpp
index 522568faf..dfe580636 100644
--- a/src/wallet/walletdb.cpp
+++ b/src/wallet/walletdb.cpp
@@ -977,7 +977,7 @@ bool CWalletDB::Recover(CDBEnv& dbenv, const std::string& filename, bool fOnlyKe
                 fReadOK = ReadKeyValue(&dummyWallet, ssKey, ssValue,
                                         wss, strType, strErr);
             }
-            if (!IsKeyType(strType))
+            if (!IsKeyType(strType) && strType != "hdchain")
                 continue;
             if (!fReadOK)
             {