From 426483d27b4fb64b62a815f284d90f48aeacb740 Mon Sep 17 00:00:00 2001
From: 9seconds <nineseconds@yandex.ru>
Date: Tue, 24 Mar 2020 16:46:39 +0300
Subject: [PATCH] Microoptimization

---
 wrappers/packetack/proxy.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/wrappers/packetack/proxy.go b/wrappers/packetack/proxy.go
index 8e18631..bd98edf 100644
--- a/wrappers/packetack/proxy.go
+++ b/wrappers/packetack/proxy.go
@@ -43,6 +43,7 @@ func (w *wrapperProxy) Write(packet conntypes.Packet, acks *conntypes.Connection
 	buf.WriteByte(byte(len(config.C.AdTag)))
 	buf.Write(config.C.AdTag)
 	buf.Write(make([]byte, (4-buf.Len()%4)%4))
+	buf.Grow(len(packet))
 	buf.Write(packet)
 
 	return w.proxy.Write(buf.Bytes())