From f5a4c9d971e5fc18132fefa11889caecc31661cd Mon Sep 17 00:00:00 2001
From: Tatsuhiro Tsujikawa <tatsuhiro.t@gmail.com>
Date: Fri, 4 Nov 2016 22:06:01 +0900
Subject: [PATCH] nghttpx: Don't copy non-final nva since they are backed by
 Downstream

---
 src/shrpx_http2_upstream.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/shrpx_http2_upstream.cc b/src/shrpx_http2_upstream.cc
index 23c2287c..b1882abf 100644
--- a/src/shrpx_http2_upstream.cc
+++ b/src/shrpx_http2_upstream.cc
@@ -1617,7 +1617,7 @@ int Http2Upstream::on_downstream_header_complete(Downstream *downstream) {
   nva.push_back(http2::make_nv_ls_nocopy(":status", response_status));
 
   if (downstream->get_non_final_response()) {
-    http2::copy_headers_to_nva(nva, resp.fs.headers());
+    http2::copy_headers_to_nva_nocopy(nva, resp.fs.headers());
 
     if (LOG_ENABLED(INFO)) {
       log_response_headers(downstream, nva);