From 1743ff60b8260f5bef68467cd59c1b0d4a473ec0 Mon Sep 17 00:00:00 2001
From: Connor1996 <zbk602423539@gmail.com>
Date: Tue, 19 Dec 2023 12:18:29 +0800
Subject: [PATCH] fix

Signed-off-by: Connor1996 <zbk602423539@gmail.com>
---
 pkg/utils/grpcutil/grpcutil.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/pkg/utils/grpcutil/grpcutil.go b/pkg/utils/grpcutil/grpcutil.go
index 3ce6b06bbca..0030551d0fc 100644
--- a/pkg/utils/grpcutil/grpcutil.go
+++ b/pkg/utils/grpcutil/grpcutil.go
@@ -96,6 +96,9 @@ func (s TLSConfig) ToTLSConfig() (*tls.Config, error) {
 	}
 
 	tlsInfo, err := s.ToTLSInfo()
+	if tlsInfo == nil {
+		return nil, nil
+	}
 	if err != nil {
 		return nil, errs.ErrEtcdTLSConfig.Wrap(err).GenWithStackByCause()
 	}