all: gofmt -w -s (#15419)

les/bloombits.go

@@ -56,7 +56,7 @@ func (eth *LightEthereum) startBloomHandlers() {
 					task.Bitsets = make([][]byte, len(task.Sections))
 					compVectors, err := light.GetBloomBits(task.Context, eth.odr, task.Bit, task.Sections)
 					if err == nil {
-						for i, _ := range task.Sections {
+						for i := range task.Sections {
 							if blob, err := bitutil.DecompressBytes(compVectors[i], int(light.BloomTrieFrequency/8)); err == nil {
 								task.Bitsets[i] = blob
 							} else {

les/distributor.go

@@ -191,7 +191,7 @@ func (d *requestDistributor) nextRequest() (distPeer, *distReq, time.Duration) {
 	for (len(d.peers) > 0 || elem == d.reqQueue.Front()) && elem != nil {
 		req := elem.Value.(*distReq)
 		canSend := false
-		for peer, _ := range d.peers {
+		for peer := range d.peers {
 			if _, ok := checkedPeers[peer]; !ok && peer.canQueue() && req.canSend(peer) {
 				canSend = true
 				cost := req.getCost(peer)

les/distributor_test.go

@@ -124,7 +124,7 @@ func testRequestDistributor(t *testing.T, resend bool) {
 
 	dist := newRequestDistributor(nil, stop)
 	var peers [testDistPeerCount]*testDistPeer
-	for i, _ := range peers {
+	for i := range peers {
 		peers[i] = &testDistPeer{}
 		go peers[i].worker(t, !resend, stop)
 		dist.registerTestPeer(peers[i])

les/odr.go

@@ -27,20 +27,20 @@ import (
 
 // LesOdr implements light.OdrBackend
 type LesOdr struct {
-	db                                   ethdb.Database
+	db                                         ethdb.Database
 	chtIndexer, bloomTrieIndexer, bloomIndexer *core.ChainIndexer
-	retriever                            *retrieveManager
-	stop                                 chan struct{}
+	retriever                                  *retrieveManager
+	stop                                       chan struct{}
 }
 
 func NewLesOdr(db ethdb.Database, chtIndexer, bloomTrieIndexer, bloomIndexer *core.ChainIndexer, retriever *retrieveManager) *LesOdr {
 	return &LesOdr{
-		db:           db,
-		chtIndexer:   chtIndexer,
-		bloomTrieIndexer:   bloomTrieIndexer,
-		bloomIndexer: bloomIndexer,
-		retriever:    retriever,
-		stop:         make(chan struct{}),
+		db:               db,
+		chtIndexer:       chtIndexer,
+		bloomTrieIndexer: bloomTrieIndexer,
+		bloomIndexer:     bloomIndexer,
+		retriever:        retriever,
+		stop:             make(chan struct{}),
 	}
 }