fix for{go func} scope issue

p2p/pex_reactor.go

@@ -201,13 +201,12 @@ func (pexR *PEXReactor) ensurePeers() {
 
 	// Dial picked addresses
 	for _, item := range toDial.Values() {
-		picked := item.(*NetAddress)
-		go func() {
+		go func(picked *NetAddress) {
 			_, err := pexR.sw.DialPeerWithAddress(picked)
 			if err != nil {
 				pexR.book.MarkAttempt(picked)
 			}
-		}()
+		}(item.(*NetAddress))
 	}
 }
 

p2p/switch.go

@@ -212,10 +212,10 @@ func (sw *Switch) Broadcast(chId byte, msg interface{}) chan bool {
 	successChan := make(chan bool, len(sw.peers.List()))
 	log.Debug("Broadcast", "channel", chId, "msg", msg)
 	for _, peer := range sw.peers.List() {
-		go func() {
+		go func(peer *Peer) {
 			success := peer.Send(chId, msg)
 			successChan <- success
-		}()
+		}(peer)
 	}
 	return successChan