X-Git-Url: http://www.git.cypherpunks.ru/?p=govpn.git;a=blobdiff_plain;f=src%2Fcypherpunks.ru%2Fgovpn%2Fidentity.go;h=d738c5563e091179bd1e1fa287fb1bbcbd6ef1d9;hp=ece2dfcf0bb2131fd4c4a48c8467d39230728837;hb=8deaf99f98548064f51a3fe5a163456257c089bb;hpb=035ce75027dd6b55905c8719c0af3e09f80debc3

diff --git a/src/cypherpunks.ru/govpn/identity.go b/src/cypherpunks.ru/govpn/identity.go
index ece2dfc..d738c55 100644
--- a/src/cypherpunks.ru/govpn/identity.go
+++ b/src/cypherpunks.ru/govpn/identity.go
@@ -1,6 +1,6 @@
 /*
 GoVPN -- simple secure free software virtual private network daemon
-Copyright (C) 2014-2016 Sergey Matveev <stargrave@stargrave.org>
+Copyright (C) 2014-2017 Sergey Matveev <stargrave@stargrave.org>
 
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
@@ -113,9 +113,9 @@ func (mc *MACCache) Find(data []byte) *PeerId {
 		mt.l.Lock()
 		mt.mac.Reset()
 		mt.mac.Write(buf)
-		mt.mac.Sum(buf[:0])
+		sum := mt.mac.Sum(nil)
 		mt.l.Unlock()
-		if subtle.ConstantTimeCompare(buf, data[len(data)-8:]) == 1 {
+		if subtle.ConstantTimeCompare(sum[len(sum)-8:], data[len(data)-8:]) == 1 {
 			ppid := PeerId(pid)
 			mc.l.RUnlock()
 			return &ppid