From 4f15df4caf5386689796f38a38eb81eb99ca458c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E7=8E=8B=E7=9C=9F?= <1046060018@qq.com>
Date: Wed, 28 Jul 2021 13:58:17 +0800
Subject: [PATCH] remove useless judgment

---
 metadata/metadata.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/metadata/metadata.go b/metadata/metadata.go
index 579f062cf..42db934a9 100644
--- a/metadata/metadata.go
+++ b/metadata/metadata.go
@@ -20,7 +20,7 @@ func New(mds ...map[string]string) Metadata {
 				continue
 			}
 			key := strings.ToLower(k)
-			if len(v) > 0 && v != "" {
+			if v != "" {
 				md[key] = v
 			}
 		}