From 93f341604aea8b8f095640ae1b5e2def8fa1dbb6 Mon Sep 17 00:00:00 2001
From: Tatsuhiro Tsujikawa <tatsuhiro.t@gmail.com>
Date: Sat, 8 Jul 2017 18:08:16 +0900
Subject: [PATCH] Error if no stream data is received in Client Initial
---
lib/ngtcp2_conn.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/lib/ngtcp2_conn.c b/lib/ngtcp2_conn.c
index 1e2b8df4..eaa4d0df 100644
--- a/lib/ngtcp2_conn.c
+++ b/lib/ngtcp2_conn.c
@@ -932,6 +932,9 @@ int ngtcp2_conn_recv(ngtcp2_conn *conn, uint8_t *pkt, size_t pktlen,
if (rv < 0) {
break;
}
+ if (ngtcp2_strm_rx_offset(&conn->strm0) == 0) {
+ return NGTCP2_ERR_PROTO;
+ }
conn->state = NGTCP2_CS_SERVER_CI_RECVED;
break;
case NGTCP2_CS_SERVER_SC_SENT:
--
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