From fee99b3e8d543e16a217cd02ec1b87ba08ceecc2 Mon Sep 17 00:00:00 2001
From: Gustav Simonsson <gustav.simonsson@gmail.com>
Date: Tue, 5 May 2015 03:09:44 +0200
Subject: [PATCH] Simplify CalculateTD function

---
 core/chain_manager.go | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/core/chain_manager.go b/core/chain_manager.go
index 29830188e3..71da08f5e2 100644
--- a/core/chain_manager.go
+++ b/core/chain_manager.go
@@ -52,10 +52,7 @@ func CalculateTD(block, parent *types.Block) *big.Int {
 	if parent == nil {
 		return block.Difficulty()
 	}
-
-	td := new(big.Int).Add(parent.Td, block.Header().Difficulty)
-
-	return td
+	return new(big.Int).Add(parent.Td, block.Difficulty())
 }
 
 func CalcGasLimit(parent *types.Block) *big.Int {