From 3fe459ff2f0c48a6bbf337b2751ab58ab5296c91 Mon Sep 17 00:00:00 2001
From: xhe <xw897002528@gmail.com>
Date: Fri, 1 Dec 2023 16:47:21 +0800
Subject: [PATCH] relax check

Signed-off-by: xhe <xw897002528@gmail.com>
---
 pkg/proxy/backend/authenticator.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkg/proxy/backend/authenticator.go b/pkg/proxy/backend/authenticator.go
index 77ed078c..4f1bafc8 100644
--- a/pkg/proxy/backend/authenticator.go
+++ b/pkg/proxy/backend/authenticator.go
@@ -214,7 +214,7 @@ loop:
 		if err != nil {
 			// tiproxy pp enabled, tidb pp disabled, tls disabled => invalid sequence
 			// tiproxy pp disabled, tidb pp enabled, tls disabled => invalid sequence
-			if pktIdx == 0 && auth.proxyProtocol {
+			if pktIdx == 0 {
 				return errors.Wrap(ErrBackendPPV2, err)
 			}
 			return err