From b9f5f9ba3f5d708937be9061e682573ae38075ff Mon Sep 17 00:00:00 2001
From: jiuker <2818723467@qq.com>
Date: Fri, 10 Feb 2023 18:59:10 +0800
Subject: [PATCH] fix: aclHandlers convert XML parse error to relevant client
 error (#16587)

---
 cmd/acl-handlers.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cmd/acl-handlers.go b/cmd/acl-handlers.go
index ada37e3d9..74ed02843 100644
--- a/cmd/acl-handlers.go
+++ b/cmd/acl-handlers.go
@@ -90,7 +90,7 @@ func (api objectAPIHandlers) PutBucketACLHandler(w http.ResponseWriter, r *http.
 	if aclHeader == "" {
 		acl := &accessControlPolicy{}
 		if err = xmlDecoder(r.Body, acl, r.ContentLength); err != nil {
-			if err == io.EOF {
+			if terr, ok := err.(*xml.SyntaxError); ok && terr.Msg == io.EOF.Error() {
 				writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrMissingSecurityHeader),
 					r.URL)
 				return