From 7c59af10444f4df758a69c99fe62d883396cbb44 Mon Sep 17 00:00:00 2001
From: Gary Rong <garyrong0905@gmail.com>
Date: Wed, 30 Apr 2025 11:19:58 +0800
Subject: [PATCH] core/filtermaps: polish

---
 core/filtermaps/chain_view.go | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/core/filtermaps/chain_view.go b/core/filtermaps/chain_view.go
index 2cc87670a7..63df2cfb6d 100644
--- a/core/filtermaps/chain_view.go
+++ b/core/filtermaps/chain_view.go
@@ -103,6 +103,7 @@ func (cv *ChainView) Receipts(number uint64) types.Receipts {
 	blockHash := cv.BlockHash(number)
 	if blockHash == (common.Hash{}) {
 		log.Error("Chain view: block hash unavailable", "number", number, "head", cv.headNumber)
+		return nil
 	}
 	return cv.chain.GetReceiptsByHash(blockHash)
 }
@@ -114,6 +115,7 @@ func (cv *ChainView) RawReceipts(number uint64) types.Receipts {
 	blockHash := cv.BlockHash(number)
 	if blockHash == (common.Hash{}) {
 		log.Error("Chain view: block hash unavailable", "number", number, "head", cv.headNumber)
+		return nil
 	}
 	return cv.chain.GetRawReceiptsByHash(blockHash)
 }