From b8aeb04f6f55b03edb6998107f8480031e23b22f Mon Sep 17 00:00:00 2001
From: Felix Lange <fjl@twurst.com>
Date: Mon, 13 Apr 2015 17:44:14 +0200
Subject: [PATCH] p2p/discover: remove unused field Node.activeStamp

---
 p2p/discover/node.go  | 15 ---------------
 p2p/discover/table.go |  1 -
 2 files changed, 16 deletions(-)

diff --git a/p2p/discover/node.go b/p2p/discover/node.go
index 99cb549a5..6662a6cb7 100644
--- a/p2p/discover/node.go
+++ b/p2p/discover/node.go
@@ -14,8 +14,6 @@ import (
 	"strconv"
 	"strings"
 	"sync"
-	"sync/atomic"
-	"time"
 
 	"github.com/ethereum/go-ethereum/crypto"
 	"github.com/ethereum/go-ethereum/crypto/secp256k1"
@@ -31,9 +29,6 @@ type Node struct {
 
 	DiscPort int // UDP listening port for discovery protocol
 	TCPPort  int // TCP listening port for RLPx
-
-	// this must be set/read using atomic load and store.
-	activeStamp int64
 }
 
 func newNode(id NodeID, addr *net.UDPAddr) *Node {
@@ -50,16 +45,6 @@ func (n *Node) isValid() bool {
 	return !n.IP.IsMulticast() && !n.IP.IsUnspecified() && n.TCPPort != 0 && n.DiscPort != 0
 }
 
-func (n *Node) bumpActive() {
-	stamp := time.Now().Unix()
-	atomic.StoreInt64(&n.activeStamp, stamp)
-}
-
-func (n *Node) active() time.Time {
-	stamp := atomic.LoadInt64(&n.activeStamp)
-	return time.Unix(stamp, 0)
-}
-
 func (n *Node) addr() *net.UDPAddr {
 	return &net.UDPAddr{IP: n.IP, Port: n.DiscPort}
 }
diff --git a/p2p/discover/table.go b/p2p/discover/table.go
index dbf86c084..e2e846456 100644
--- a/p2p/discover/table.go
+++ b/p2p/discover/table.go
@@ -326,7 +326,6 @@ outer:
 func (b *bucket) bump(n *Node) bool {
 	for i := range b.entries {
 		if b.entries[i].ID == n.ID {
-			n.bumpActive()
 			// move it to the front
 			copy(b.entries[1:], b.entries[:i])
 			b.entries[0] = n