From c550a886e94b5596a093cedd606dffd4199a93e2 Mon Sep 17 00:00:00 2001
From: Tony Chen <zhihui_chen@foxmail.com>
Date: Thu, 17 Mar 2022 10:04:48 +0800
Subject: [PATCH] fix: decode empty body (#1882)

---
 transport/http/codec.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/transport/http/codec.go b/transport/http/codec.go
index ef00ea6e9..bda318398 100644
--- a/transport/http/codec.go
+++ b/transport/http/codec.go
@@ -31,6 +31,9 @@ func DefaultRequestDecoder(r *http.Request, v interface{}) error {
 	if err != nil {
 		return errors.BadRequest("CODEC", err.Error())
 	}
+	if len(data) == 0 {
+		return nil
+	}
 	if err = codec.Unmarshal(data, v); err != nil {
 		return errors.BadRequest("CODEC", err.Error())
 	}