From 7645c6bd5ea6c337414a264b37f50995b0f9e7d2 Mon Sep 17 00:00:00 2001
From: Daniel Stenberg <daniel@haxx.se>
Date: Thu, 19 Apr 2018 20:01:52 +0200
Subject: http2: clear the "drain counter" when a stream is closed

This fixes the notorious "httpc->drain_total >= data->state.drain"
assert.

Reported-by: Anders Bakken

Fixes #1680
Closes #2509
---
 lib/http2.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'lib')

diff --git a/lib/http2.c b/lib/http2.c
index 077c03e6f..6ac69b9b5 100644
--- a/lib/http2.c
+++ b/lib/http2.c
@@ -162,6 +162,7 @@ static CURLcode http2_disconnect(struct connectdata *conn,
   nghttp2_session_del(c->h2);
   Curl_safefree(c->inbuf);
   http2_stream_free(conn->data->req.protop);
+  conn->data->state.drain = 0;
 
   H2BUGF(infof(conn->data, "HTTP/2 DISCONNECT done\n"));
 
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