From: Javier M. Mellid <jmunhoz@igalia.com>
Date: Tue, 14 Jun 2016 09:04:23 +0000 (+0200)
Subject: rgw: aws4: fix buffer sharing issue with chunked uploads
X-Git-Tag: v10.2.3~42^2
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=429e9c03f3f47e3804f54cac380db0add18584f2;p=ceph.git

rgw: aws4: fix buffer sharing issue with chunked uploads

Signed-off-by: Javier M. Mellid <jmunhoz@igalia.com>
(cherry picked from commit dd9f53115a452e1e4268a1036f8fb69f9c1b86f7)
---

diff --git a/src/rgw/rgw_op.cc b/src/rgw/rgw_op.cc
index 5b19942d871..688b285fd4b 100644
--- a/src/rgw/rgw_op.cc
+++ b/src/rgw/rgw_op.cc
@@ -2431,13 +2431,11 @@ void RGWPutObj::execute()
     if (!len)
       break;
 
-    bufferlist data;
+    bufferlist &data = data_in;
     if (s->aws4_auth_streaming_mode) {
       /* use unwrapped data */
       data = s->aws4_auth->bl;
       len = data.length();
-    } else {
-      data = data_in;
     }
 
     /* do we need this operation to be synchronous? if we're dealing with an object with immutable