From 204ff787fa7a45abb604b6c9c0d91ed85385284f Mon Sep 17 00:00:00 2001
From: Tatsuhiro Tsujikawa <tatsuhiro.t@gmail.com>
Date: Fri, 28 Nov 2014 00:23:46 +0900
Subject: [PATCH] nghttpx: Submit RST_STREAM if HEADERS appears in the middle
 of a stream

---
 src/shrpx_http2_upstream.cc | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/shrpx_http2_upstream.cc b/src/shrpx_http2_upstream.cc
index 9b76032f..416fd4dc 100644
--- a/src/shrpx_http2_upstream.cc
+++ b/src/shrpx_http2_upstream.cc
@@ -461,7 +461,12 @@ int on_frame_recv_callback(nghttp2_session *session, const nghttp2_frame *frame,
       downstream->end_upload_data();
       downstream->set_request_state(Downstream::MSG_COMPLETE);
     } else {
-      return NGHTTP2_ERR_CALLBACK_FAILURE;
+      rv = nghttp2_submit_rst_stream(session, NGHTTP2_FLAG_NONE,
+                                     frame->hd.stream_id,
+                                     NGHTTP2_PROTOCOL_ERROR);
+      if (rv != 0) {
+        return NGHTTP2_ERR_CALLBACK_FAILURE;
+      }
     }
 
     break;