From: Haomai Wang <haomaiwang@gmail.com>
Date: Tue, 9 Feb 2016 08:46:44 +0000 (+0800)
Subject: Stripper: Fix incorrect push_front -> append_zero change
X-Git-Tag: v10.1.0~424^2
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=12ea474c31ffb6ebea31da00014ddc8f4729cb4f;p=ceph.git

Stripper: Fix incorrect push_front -> append_zero change

Signed-off-by: Haomai Wang <haomai@xsky.com>
---

diff --git a/src/osdc/Striper.cc b/src/osdc/Striper.cc
index 4395106ecee..9cd46978307 100644
--- a/src/osdc/Striper.cc
+++ b/src/osdc/Striper.cc
@@ -369,7 +369,9 @@ void Striper::StripedReadResult::assemble_result(CephContext *cct,
     size_t len = p->second.first.length();
     if (len < p->second.second) {
       if (zero_tail || bl.length()) {
-	bl.append_zero(p->second.second - len);
+        bufferptr bp(p->second.second - len);
+        bp.zero();
+        bl.push_front(std::move(bp));
 	bl.claim_prepend(p->second.first);
       } else {
 	bl.claim_prepend(p->second.first);