From 975cddacc5751ab92b386e6997b1dcf7fcfea095 Mon Sep 17 00:00:00 2001
From: Daniel Liu <liudaniel@qq.com>
Date: Thu, 13 Mar 2025 18:27:39 +0800
Subject: [PATCH] eth/gasprice: fix deserialization error for foundry

---
 eth/gasprice/feehistory.go | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/eth/gasprice/feehistory.go b/eth/gasprice/feehistory.go
index c3cffa4902..4d7e439437 100644
--- a/eth/gasprice/feehistory.go
+++ b/eth/gasprice/feehistory.go
@@ -124,7 +124,11 @@ func (oracle *Oracle) processBlock(bf *blockFees, percentiles []float64) {
 			txIndex++
 			sumGasUsed += sorter[txIndex].gasUsed
 		}
-		bf.results.reward[i] = sorter[txIndex].reward
+		if sorter[txIndex].reward.Sign() >= 0 {
+			bf.results.reward[i] = sorter[txIndex].reward
+		} else {
+			bf.results.reward[i] = new(big.Int)
+		}
 	}
 }