From b4c90d69577c4260ae8bb6c390edc2c29e22e49f Mon Sep 17 00:00:00 2001
From: Takeshi Nakatani <ggtakec@gmail.com>
Date: Sun, 9 Apr 2017 04:37:20 +0000
Subject: [PATCH] Fixed a bug about multipart uploading at no disk free space
 related to #509

---
 src/curl.cpp | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/src/curl.cpp b/src/curl.cpp
index 7d61341..6e5ff14 100644
--- a/src/curl.cpp
+++ b/src/curl.cpp
@@ -3432,8 +3432,13 @@ int S3fsCurl::UploadMultipartPostRequest(const char* tpath, int part_num, const
   // request
   if(0 == (result = RequestPerform())){
     // check etag
-    if(NULL != strstr(headdata->str(), partdata.etag.c_str())){
-      partdata.uploaded = true;
+    headers_t::iterator it = responseHeaders.find("ETag");
+    if (it != responseHeaders.end()) {
+      if(S3fsCurl::is_content_md5 && !etag_equals(it->second, partdata.etag)){
+        result = -1;
+      }else{
+        partdata.uploaded = true;
+      }
     }else{
       result = -1;
     }