From 1e48796c99b63aa8fa8451ce7b0c20759ea43500 Mon Sep 17 00:00:00 2001
From: Andrew Chow <achow101-github@achow101.com>
Date: Mon, 22 Apr 2019 00:23:33 -0400
Subject: Make UpgradeWallet a member function of CWallet

---
 src/wallet/wallet.cpp | 29 ++++++++++++++---------------
 1 file changed, 14 insertions(+), 15 deletions(-)

(limited to 'src/wallet/wallet.cpp')

diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp
index a6cd543205..c16fb80b9e 100644
--- a/src/wallet/wallet.cpp
+++ b/src/wallet/wallet.cpp
@@ -3831,7 +3831,7 @@ std::shared_ptr<CWallet> CWallet::CreateWalletFromFile(interfaces::Chain& chain,
     }
 
     if (gArgs.GetBoolArg("-upgradewallet", false)) {
-        if (!UpgradeWallet(walletInstance, gArgs.GetBoolArg("-upgradewallet", 0), error, warnings)) {
+        if (!UpgradeWallet(gArgs.GetBoolArg("-upgradewallet", 0), error, warnings)) {
             return nullptr;
         }
     }
@@ -4097,38 +4097,37 @@ const CAddressBookData* CWallet::FindAddressBookEntry(const CTxDestination& dest
     return &address_book_it->second;
 }
 
-bool CWallet::UpgradeWallet(std::shared_ptr<CWallet> walletInstance, int version, std::string& error, std::vector<std::string>& warnings)
+bool CWallet::UpgradeWallet(int version, std::string& error, std::vector<std::string>& warnings)
 {
-    int prev_version = walletInstance->GetVersion();
+    int prev_version = GetVersion();
     int nMaxVersion = version;
     if (nMaxVersion == 0) // the -upgradewallet without argument case
     {
-        walletInstance->WalletLogPrintf("Performing wallet upgrade to %i\n", FEATURE_LATEST);
+        WalletLogPrintf("Performing wallet upgrade to %i\n", FEATURE_LATEST);
         nMaxVersion = FEATURE_LATEST;
-        walletInstance->SetMinVersion(FEATURE_LATEST); // permanently upgrade the wallet immediately
+        SetMinVersion(FEATURE_LATEST); // permanently upgrade the wallet immediately
     }
     else
-        walletInstance->WalletLogPrintf("Allowing wallet upgrade up to %i\n", nMaxVersion);
-    if (nMaxVersion < walletInstance->GetVersion())
+        WalletLogPrintf("Allowing wallet upgrade up to %i\n", nMaxVersion);
+    if (nMaxVersion < GetVersion())
     {
         error = _("Cannot downgrade wallet").translated;
         return false;
     }
-    walletInstance->SetMaxVersion(nMaxVersion);
+    SetMaxVersion(nMaxVersion);
 
-    LOCK(walletInstance->cs_wallet);
+    LOCK(cs_wallet);
 
     // Do not upgrade versions to any version between HD_SPLIT and FEATURE_PRE_SPLIT_KEYPOOL unless already supporting HD_SPLIT
-    int max_version = walletInstance->GetVersion();
-    if (!walletInstance->CanSupportFeature(FEATURE_HD_SPLIT) && max_version >= FEATURE_HD_SPLIT && max_version < FEATURE_PRE_SPLIT_KEYPOOL) {
+    int max_version = GetVersion();
+    if (!CanSupportFeature(FEATURE_HD_SPLIT) && max_version >= FEATURE_HD_SPLIT && max_version < FEATURE_PRE_SPLIT_KEYPOOL) {
         error = _("Cannot upgrade a non HD split wallet without upgrading to support pre split keypool. Please use -upgradewallet=169900 or -upgradewallet with no version specified.").translated;
         return false;
     }
 
-        for (auto spk_man : walletInstance->GetActiveScriptPubKeyMans()) {
-            if (!spk_man->Upgrade(prev_version, error)) {
-                return false;
-            }
+    for (auto spk_man : GetActiveScriptPubKeyMans()) {
+        if (!spk_man->Upgrade(prev_version, error)) {
+            return false;
         }
     }
     return true;
-- 
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