From b0d71c2dc7c8bd76e4a1c97194d63ce8dc9efd1b Mon Sep 17 00:00:00 2001
From: Kleissner <peter@kleissner.investments>
Date: Mon, 25 Oct 2021 03:42:04 +0200
Subject: [PATCH] UDT: Fix critical bug in reevalSendState

---
 udt/udtsocket_send.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/udt/udtsocket_send.go b/udt/udtsocket_send.go
index 5681503..ee55dea 100644
--- a/udt/udtsocket_send.go
+++ b/udt/udtsocket_send.go
@@ -178,7 +178,7 @@ func (s *udtSocketSend) reevalSendState() sendState {
 		if cwnd > congestWindow {
 			cwnd = congestWindow
 		}
-		if cwnd >= uint(len(s.sendPktPend)) {
+		if uint(len(s.sendPktPend)) >= cwnd {
 			return sendStateWaiting
 		}
 	}