all: gofmt -w -s

eth/downloader/peer.go

@@ -205,7 +205,7 @@ func (p *peer) FetchNodeData(request *fetchRequest) error {
 
 	// Convert the hash set to a retrievable slice
 	hashes := make([]common.Hash, 0, len(request.Hashes))
-	for hash, _ := range request.Hashes {
+	for hash := range request.Hashes {
 		hashes = append(hashes, hash)
 	}
 	go p.getNodeData(hashes)
@@ -314,7 +314,7 @@ func (p *peer) MarkLacking(hash common.Hash) {
 	defer p.lock.Unlock()
 
 	for len(p.lacking) >= maxLackingHashes {
-		for drop, _ := range p.lacking {
+		for drop := range p.lacking {
 			delete(p.lacking, drop)
 			break
 		}

eth/downloader/queue.go

@@ -844,7 +844,7 @@ func (q *queue) expire(timeout time.Duration, pendPool map[string]*fetchRequest,
 		}
 	}
 	// Remove the expired requests from the pending pool
-	for id, _ := range expiries {
+	for id := range expiries {
 		delete(pendPool, id)
 	}
 	return expiries
@@ -1063,7 +1063,7 @@ func (q *queue) DeliverNodeData(id string, data [][]byte, callback func(int, boo
 
 	// If no data was retrieved, mark their hashes as unavailable for the origin peer
 	if len(data) == 0 {
-		for hash, _ := range request.Hashes {
+		for hash := range request.Hashes {
 			request.Peer.MarkLacking(hash)
 		}
 	}