fix: linting errors in gossiper

plugin/evm/gossiper.go

@@ -31,10 +31,6 @@ const (
 	// signed orders to other nodes.
 	ordersGossipInterval = 100 * time.Millisecond
 
-	// [minGossipBatchInterval] is the minimum amount of time that must pass
-	// before our last gossip to peers.
-	minGossipBatchInterval = 50 * time.Millisecond
-
 	// [minGossipOrdersBatchInterval] is the minimum amount of time that must pass
 	// before our last gossip to peers.
 	minGossipOrdersBatchInterval = 50 * time.Millisecond
@@ -63,7 +59,6 @@ type legacyPushGossiper struct {
 	// amplification of mempol chatter.
 	ethTxsToGossipChan chan []*types.Transaction
 	ethTxsToGossip     map[common.Hash]*types.Transaction
-	lastGossiped       time.Time
 	shutdownChan       chan struct{}
 	shutdownWg         *sync.WaitGroup
 
@@ -106,26 +101,3 @@ func (vm *VM) createLegacyGossiper(
 	net.awaitSignedOrderGossip()
 	return net
 }
-
-// addrStatus used to track the metadata of addresses being queued for
-// regossip.
-type addrStatus struct {
-	nonce    uint64
-	txsAdded int
-}
-
-// GossipHandler handles incoming gossip messages
-type LegacyGossipHandler struct {
-	mu     sync.RWMutex
-	vm     *VM
-	txPool *txpool.TxPool
-	stats  GossipStats
-}
-
-func NewLegacyGossipHandler(vm *VM, stats GossipStats) *LegacyGossipHandler {
-	return &LegacyGossipHandler{
-		vm:     vm,
-		txPool: vm.txPool,
-		stats:  stats,
-	}
-}

plugin/evm/gossiper_orders.go

@@ -41,9 +41,7 @@ func (n *legacyPushGossiper) awaitSignedOrderGossip() {
 					)
 				}
 			case orders := <-n.ordersToGossipChan:
-				for _, order := range orders {
-					n.ordersToGossip = append(n.ordersToGossip, order)
-				}
+				n.ordersToGossip = append(n.ordersToGossip, orders...)
 				if attempted, err := n.gossipSignedOrders(); err != nil {
 					log.Warn(
 						"failed to send signed orders",