From 58f950109fe17126674aca7c8fe31e4903463147 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=BA=90=E6=96=87=E9=9B=A8?=
 <41315874+fumiama@users.noreply.github.com>
Date: Tue, 12 Apr 2022 16:55:13 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BC=98=E5=8C=96checksum?=
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---
 gold/head/packet.go | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/gold/head/packet.go b/gold/head/packet.go
index 0e2538c..e1afca2 100644
--- a/gold/head/packet.go
+++ b/gold/head/packet.go
@@ -137,7 +137,7 @@ func (p *Packet) FillHash() {
 		logrus.Error("[packet] err when fill hash:", err)
 		return
 	}
-	_ = h.Sum(p.Hash[:])
+	_ = h.Sum(p.Hash[:0])
 }
 
 // IsVaildHash 验证 packet 合法性
@@ -149,7 +149,8 @@ func (p *Packet) IsVaildHash() bool {
 		return false
 	}
 	var sum [32]byte
-	_ = h.Sum(sum[:])
-	logrus.Debugln("[packet] sum really:", hex.EncodeToString(sum[:]), "sum in hash:", hex.EncodeToString(p.Hash[:]))
+	_ = h.Sum(sum[:0])
+	logrus.Debugln("[packet] sum calulated:", hex.EncodeToString(sum[:]))
+	logrus.Debugln("[packet] sum in packet:", hex.EncodeToString(p.Hash[:]))
 	return sum == p.Hash
 }