Check that msg.To() is not nil in GetVMEnv

gsalgado · gsalgado · commit 566a72744a0a · 2017-02-10T14:54:43.000+01:00
Otherwise it will panic when msg is creating a contract. Closes: #50
diff --git a/eth/api_backend.go b/eth/api_backend.go
@@ -102,7 +102,7 @@ func (b *EthApiBackend) GetVMEnv(ctx context.Context, msg core.Message, state et
 		privateState = statedb.privateState
 	)
 
-	if !privateState.Exist(*msg.To()) {
+	if msg.To() != nil && !privateState.Exist(*msg.To()) {
 		privateState = publicState
 	}
 

Original file line number	Diff line number	Diff line change
`@@ -102,7 +102,7 @@ func (b *EthApiBackend) GetVMEnv(ctx context.Context, msg core.Message, state et`
`102`	`102`	`privateState = statedb.privateState`
`103`	`103`	`)`
`104`	`104`
`105`		`- if !privateState.Exist(*msg.To()) {`
	`105`	`+ if msg.To() != nil && !privateState.Exist(*msg.To()) {`
`106`	`106`	`privateState = publicState`
`107`	`107`	`}`
`108`	`108`