From 23ac78333201890deed23576668810e19df2c67e Mon Sep 17 00:00:00 2001 From: David Huie Date: Mon, 26 Mar 2018 03:46:18 -0700 Subject: ecies: drop randomness parameter from `PrivateKey.Decrypt` (#16374) The parameter `rand` is unused in `PrivateKey.Decrypt`. Decryption in the ECIES encryption scheme is deterministic, so randomness isn't needed. --- p2p/rlpx.go | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'p2p') diff --git a/p2p/rlpx.go b/p2p/rlpx.go index 1889edac9..a320e81e7 100644 --- a/p2p/rlpx.go +++ b/p2p/rlpx.go @@ -491,7 +491,7 @@ func readHandshakeMsg(msg plainDecoder, plainSize int, prv *ecdsa.PrivateKey, r } // Attempt decoding pre-EIP-8 "plain" format. key := ecies.ImportECDSA(prv) - if dec, err := key.Decrypt(rand.Reader, buf, nil, nil); err == nil { + if dec, err := key.Decrypt(buf, nil, nil); err == nil { msg.decodePlain(dec) return buf, nil } @@ -505,7 +505,7 @@ func readHandshakeMsg(msg plainDecoder, plainSize int, prv *ecdsa.PrivateKey, r if _, err := io.ReadFull(r, buf[plainSize:]); err != nil { return buf, err } - dec, err := key.Decrypt(rand.Reader, buf[2:], nil, prefix) + dec, err := key.Decrypt(buf[2:], nil, prefix) if err != nil { return buf, err } -- cgit v1.2.3