core: gracefully handle missing homestead block config

2016-07-08 11:43:36 +03:00
parent 6060e098c9
commit 9e56811a37
2 changed files with 106 additions and 1 deletions
--- 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