From 8ea04b0852f0d9eb481e207e8ca5d0ea706729a9 Mon Sep 17 00:00:00 2001
From: xtaci <daniel820313@gmail.com>
Date: Fri, 28 Dec 2018 22:41:06 +0800
Subject: [PATCH] fix time compare

---
 kcp.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kcp.go b/kcp.go
index 6117e3a..e6bcfe6 100644
--- a/kcp.go
+++ b/kcp.go
@@ -403,7 +403,7 @@ func (kcp *KCP) parse_fastack(sn, ts uint32) {
 		seg := &kcp.snd_buf[k]
 		if _itimediff(sn, seg.sn) < 0 {
 			break
-		} else if sn != seg.sn && seg.ts <= ts {
+		} else if sn != seg.sn && _itimediff(seg.ts, ts) >= 0 {
 			seg.fastack++
 		}
 	}