From d423305f07fe5390ca957a9f08c93b5e6a3cbef2 Mon Sep 17 00:00:00 2001
From: obscuren <geffobscura@gmail.com>
Date: Mon, 13 Apr 2015 22:57:03 +0200
Subject: [PATCH] state: fixed nonce issue in managed state

Rlock => Lock when creating a new nonce
---
 core/state/managed_state.go | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/core/state/managed_state.go b/core/state/managed_state.go
index 9d2fc48e78..97d0980391 100644
--- a/core/state/managed_state.go
+++ b/core/state/managed_state.go
@@ -52,8 +52,8 @@ func (ms *ManagedState) RemoveNonce(addr common.Address, n uint64) {
 
 // NewNonce returns the new canonical nonce for the managed account
 func (ms *ManagedState) NewNonce(addr common.Address) uint64 {
-	ms.mu.RLock()
-	defer ms.mu.RUnlock()
+	ms.mu.Lock()
+	defer ms.mu.Unlock()
 
 	account := ms.getAccount(addr)
 	for i, nonce := range account.nonces {