From 3240fb478bc4d520414aa686b46c8cb864908566 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?P=C3=A9ter=20Szil=C3=A1gyi?= <peterke@gmail.com>
Date: Thu, 25 May 2023 10:16:42 +0300
Subject: [PATCH] consensus/misc: tiny optimizations

Co-authored-by: Martin Holst Swende <martin@swende.se>
---
 consensus/misc/eip4844.go | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/consensus/misc/eip4844.go b/consensus/misc/eip4844.go
index 7bbc69471e21..041605dd0f9f 100644
--- a/consensus/misc/eip4844.go
+++ b/consensus/misc/eip4844.go
@@ -73,9 +73,9 @@ func CalcExcessDataGas(parentExcessDataGas *big.Int, blobs int) *big.Int {
 
 	targetGas := big.NewInt(params.BlobTxTargetDataGasPerBlock)
 	if excessDataGas.Cmp(targetGas) < 0 {
-		return new(big.Int)
+		return excessDataGas.SetUint64(0)
 	}
-	return new(big.Int).Sub(excessDataGas, targetGas)
+	return excessDataGas.Sub(excessDataGas, targetGas)
 }
 
 // CalcBlobFee calculates the blobfee from the header's excess data gas field.