Raise copyright years

[gogost.git] / prfplus / gost.go

diff --git a/prfplus/gost.go b/prfplus/gost.go
index 86f4cac1f4f7d10024dfe48552605ae1cfe6af2b..0df0613d9ac085355bdd73b77b912c5583c9c9a8 100644 (file)
--- a/prfplus/gost.go
+++ b/prfplus/gost.go
@@ -1,5 +1,5 @@
 // GoGOST -- Pure Go GOST cryptographic functions library
-// Copyright (C) 2015-2020 Sergey Matveev <stargrave@stargrave.org>
+// Copyright (C) 2015-2021 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
@@ -20,8 +20,8 @@ import (
        "crypto/hmac"
        "hash"
 
-       "go.cypherpunks.ru/gogost/v4/gost34112012256"
-       "go.cypherpunks.ru/gogost/v4/gost34112012512"
+       "go.cypherpunks.ru/gogost/v5/gost34112012256"
+       "go.cypherpunks.ru/gogost/v5/gost34112012512"
 )
 
 type PRFIPsecPRFPlusGOSTR34112012 struct{ h hash.Hash }
@@ -39,7 +39,9 @@ func (prf PRFIPsecPRFPlusGOSTR34112012) BlockSize() int {
 }
 
 func (prf PRFIPsecPRFPlusGOSTR34112012) Derive(salt []byte) []byte {
-       prf.h.Write(salt)
+       if _, err := prf.h.Write(salt); err != nil {
+               panic(err)
+       }
        sum := prf.h.Sum(nil)
        prf.h.Reset()
        return sum