From 25dd68e151297ea6c65cd1d5a13ca5ef5ff471cc Mon Sep 17 00:00:00 2001
From: MingLLuo <sh770240869@163.com>
Date: Mon, 11 Mar 2024 21:51:50 +0800
Subject: [PATCH] Revert "fix range error: 256-> 255"

This reverts commit 31d9a5dc3245ed9f5a92fd196d22ec60ba18afc7.
---
 sha3/shake.go | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/sha3/shake.go b/sha3/shake.go
index c520575388..cc1d23df53 100644
--- a/sha3/shake.go
+++ b/sha3/shake.go
@@ -82,8 +82,8 @@ func leftEncode(value uint64) []byte {
 }
 
 func newCShake(N, S []byte, rate, outputLen int, dsbyte byte) (ShakeHash, error) {
-	if len(N) >= 255 || len(S) >= 255 {
-		return nil, errors.New("crypto/cSHAKE: N and S should less than 255 bytes")
+	if len(N) >= 256 || len(S) >= 256 {
+		return nil, errors.New("crypto/cSHAKE: N and S can be at most 255 bytes long")
 	}
 
 	c := cshakeState{state: &state{rate: rate, outputLen: outputLen, dsbyte: dsbyte}}