From 815a8419936a8be8d85ae3999619196d3a6a4d7f Mon Sep 17 00:00:00 2001
From: lightclient <lightclient@protonmail.com>
Date: Wed, 27 Aug 2025 07:12:21 -0600
Subject: [PATCH] internal/ethapi: use genesis header instead of block object

---
 internal/ethapi/api.go      | 4 ++--
 internal/ethapi/api_test.go | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/internal/ethapi/api.go b/internal/ethapi/api.go
index 929f957254..8390a9b5bb 100644
--- a/internal/ethapi/api.go
+++ b/internal/ethapi/api.go
@@ -1171,7 +1171,7 @@ type configResponse struct {
 
 // Config implements the EIP-7910 eth_config method.
 func (api *BlockChainAPI) Config(ctx context.Context) (*configResponse, error) {
-	genesis, err := api.b.BlockByNumber(ctx, 0)
+	genesis, err := api.b.HeaderByNumber(ctx, 0)
 	if err != nil {
 		return nil, fmt.Errorf("unable to load genesis: %w", err)
 	}
@@ -1188,7 +1188,7 @@ func (api *BlockChainAPI) Config(ctx context.Context) (*configResponse, error) {
 		for addr, c := range vm.ActivePrecompiledContracts(rules) {
 			precompiles[c.Name()] = addr
 		}
-		forkid := forkid.NewID(c, genesis, ^uint64(0), t).Hash
+		forkid := forkid.NewID(c, types.NewBlockWithHeader(genesis), ^uint64(0), t).Hash
 		return &config{
 			ActivationTime:  t,
 			BlobSchedule:    c.BlobConfig(c.LatestFork(t)),
diff --git a/internal/ethapi/api_test.go b/internal/ethapi/api_test.go
index 00cfb74f07..930f5066bb 100644
--- a/internal/ethapi/api_test.go
+++ b/internal/ethapi/api_test.go
@@ -3842,9 +3842,9 @@ func (b configTimeBackend) ChainConfig() *params.ChainConfig {
 	return b.genesis.Config
 }
 
-func (b configTimeBackend) BlockByNumber(_ context.Context, n rpc.BlockNumber) (*types.Block, error) {
+func (b configTimeBackend) HeaderByNumber(_ context.Context, n rpc.BlockNumber) (*types.Header, error) {
 	if n == 0 {
-		return b.genesis.ToBlock(), nil
+		return b.genesis.ToBlock().Header(), nil
 	}
 	panic("not implemented")
 }