From 7c8111f30471aa028820a5da441df34844a20ac8 Mon Sep 17 00:00:00 2001
From: Jack Grigg <jack@z.cash>
Date: Thu, 19 Sep 2019 20:59:05 +0100
Subject: [PATCH] Remove cs_main lock requirement from CWallet::SyncTransaction

SetMerkleBranch was the only call underneath SyncTransaction that
required the cs_main lock.
---
 src/wallet/wallet.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp
index dbf292b7e..e83a1734e 100644
--- a/src/wallet/wallet.cpp
+++ b/src/wallet/wallet.cpp
@@ -1703,7 +1703,7 @@ bool CWallet::AddToWalletIfInvolvingMe(const CTransaction& tx, const CBlock* pbl
 
 void CWallet::SyncTransaction(const CTransaction& tx, const CBlock* pblock)
 {
-    LOCK2(cs_main, cs_wallet);
+    LOCK(cs_wallet);
     if (!AddToWalletIfInvolvingMe(tx, pblock, true))
         return; // Not one of ours