From 9e56811a3773e225bedf6bf0003327ea1aaae040 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?P=C3=A9ter=20Szil=C3=A1gyi?= <peterke@gmail.com>
Date: Fri, 8 Jul 2016 11:43:36 +0300
Subject: core: gracefully handle missing homestead block config

---
 core/config.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'core/config.go')

diff --git a/core/config.go b/core/config.go
index d557ae5a4..d04b00e9c 100644
--- a/core/config.go
+++ b/core/config.go
@@ -39,7 +39,7 @@ type ChainConfig struct {
 
 // IsHomestead returns whether num is either equal to the homestead block or greater.
 func (c *ChainConfig) IsHomestead(num *big.Int) bool {
-	if num == nil {
+	if c.HomesteadBlock == nil || num == nil {
 		return false
 	}
 	return num.Cmp(c.HomesteadBlock) >= 0
-- 
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