From ca94497a82d46d8d2cc21e2b51f81ade79b058ea Mon Sep 17 00:00:00 2001
From: Tatsuhiro Tsujikawa <tatsuhiro.t@gmail.com>
Date: Mon, 25 Apr 2022 11:37:17 +0200
Subject: [PATCH] ngtcp2: deal with sub-millisecond timeout

Closes #8738
---
 lib/vquic/ngtcp2.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lib/vquic/ngtcp2.c b/lib/vquic/ngtcp2.c
index 543c45c435..abce631337 100644
--- a/lib/vquic/ngtcp2.c
+++ b/lib/vquic/ngtcp2.c
@@ -1831,6 +1831,9 @@ static CURLcode ng_flush_egress(struct Curl_easy *data,
     }
     else {
       timeout = expiry - ts;
+      if(timeout % NGTCP2_MILLISECONDS) {
+        timeout += NGTCP2_MILLISECONDS;
+      }
     }
     Curl_expire(data, timeout / NGTCP2_MILLISECONDS, EXPIRE_QUIC);
   }
-- 
2.47.3