From e88da0be1b6ae1cc78743128f70c7e07cd49ebdd Mon Sep 17 00:00:00 2001
From: qinguoyi <1532979219@qq.com>
Date: Sat, 3 Aug 2024 00:47:11 +0800
Subject: [PATCH] Fix KeyMaterial nil bug (#5848)

---
 weed/command/s3.go | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/weed/command/s3.go b/weed/command/s3.go
index f4c7166c3..e568de91b 100644
--- a/weed/command/s3.go
+++ b/weed/command/s3.go
@@ -180,8 +180,11 @@ func runS3(cmd *Command, args []string) bool {
 }
 
 // GetCertificateWithUpdate Auto refreshing TSL certificate
-func (S3opt *S3Options) GetCertificateWithUpdate(*tls.ClientHelloInfo) (*tls.Certificate, error) {
-	certs, err := S3opt.certProvider.KeyMaterial(context.Background())
+func (s3opt *S3Options) GetCertificateWithUpdate(*tls.ClientHelloInfo) (*tls.Certificate, error) {
+	certs, err := s3opt.certProvider.KeyMaterial(context.Background())
+	if certs == nil {
+		return nil, err
+	}
 	return &certs.Certs[0], err
 }