From 9cfb9b43a915625c620b53676240ee45152ae187 Mon Sep 17 00:00:00 2001
From: Daniel Liu <liudaniel@qq.com>
Date: Thu, 20 Nov 2025 16:25:37 +0800
Subject: [PATCH] eth: remove unused variables in func `computeTxEnv`, fix
 XFN-92

---
 eth/api_tracer.go | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/eth/api_tracer.go b/eth/api_tracer.go
index 566884a50d..6bf25409f2 100644
--- a/eth/api_tracer.go
+++ b/eth/api_tracer.go
@@ -812,8 +812,6 @@ func (api *PrivateDebugAPI) computeTxEnv(blockHash common.Hash, txIndex int, ree
 		statedb.DeleteAddress(common.BlockSignersBinary)
 	}
 	core.InitSignerInTransactions(api.config, block.Header(), block.Transactions())
-	balanceUpdated := map[common.Address]*big.Int{}
-	totalFeeUsed := big.NewInt(0)
 	gp := new(core.GasPool).AddGas(block.GasLimit())
 	usedGas := new(uint64)
 	// Iterate over and process the individual transactions
@@ -842,8 +840,6 @@ func (api *PrivateDebugAPI) computeTxEnv(blockHash common.Hash, txIndex int, ree
 		if tokenFeeUsed {
 			fee := common.GetGasFee(block.Header().Number.Uint64(), gas)
 			feeCapacity[*tx.To()] = new(big.Int).Sub(feeCapacity[*tx.To()], fee)
-			balanceUpdated[*tx.To()] = feeCapacity[*tx.To()]
-			totalFeeUsed = totalFeeUsed.Add(totalFeeUsed, fee)
 		}
 	}
 	statedb.DeleteSuicides()