multi: fix linter issues

.golangci.yml

@@ -53,6 +53,10 @@ linters:
     - scopelint
     - golint
     - exhaustivestruct
+    - nosnakecase
+    - deadcode
+    - structcheck
+    - varcheck
 
 issues:
   exclude-rules:

btc/bip39.go

@@ -83,7 +83,7 @@ func ReadMnemonicFromTerminal(params *chaincfg.Params) (*hdkeychain.ExtendedKey,
 		fmt.Printf("Input your cipher seed passphrase (press enter " +
 			"if your seed doesn't have a passphrase): ")
 		passphraseBytes, err = terminal.ReadPassword(
-			int(syscall.Stdin), // nolint
+			int(syscall.Stdin), //nolint
 		)
 		if err != nil {
 			return nil, err

cmd/chantools/root.go

@@ -240,9 +240,9 @@ func readInput(input string) ([]byte, error) {
 
 func passwordFromConsole(userQuery string) ([]byte, error) {
 	// Read from terminal (if there is one).
-	if terminal.IsTerminal(int(syscall.Stdin)) { // nolint
+	if terminal.IsTerminal(int(syscall.Stdin)) { //nolint
 		fmt.Print(userQuery)
-		pw, err := terminal.ReadPassword(int(syscall.Stdin)) // nolint
+		pw, err := terminal.ReadPassword(int(syscall.Stdin)) //nolint
 		if err != nil {
 			return nil, err
 		}

lnd/aezeed.go

@@ -89,7 +89,7 @@ func ReadAezeed(params *chaincfg.Params) (*hdkeychain.ExtendedKey, time.Time,
 			"if your seed doesn't have a passphrase): ")
 		var err error
 		passphraseBytes, err = terminal.ReadPassword(
-			int(syscall.Stdin), // nolint
+			int(syscall.Stdin), //nolint
 		)
 		if err != nil {
 			return nil, time.Unix(0, 0), err

lnd/graph.go

@@ -9,7 +9,7 @@ import (
 func AllNodeChannels(graph *lnrpc.ChannelGraph,
 	nodePubKey string) []*lnrpc.ChannelEdge {
 
-	var result []*lnrpc.ChannelEdge // nolint:prealloc
+	var result []*lnrpc.ChannelEdge //nolint:prealloc
 	for _, edge := range graph.Edges {
 		if edge.Node1Pub != nodePubKey && edge.Node2Pub != nodePubKey {
 			continue
@@ -24,7 +24,7 @@ func AllNodeChannels(graph *lnrpc.ChannelGraph,
 func FindCommonEdges(graph *lnrpc.ChannelGraph, node1,
 	node2 string) []*lnrpc.ChannelEdge {
 
-	var result []*lnrpc.ChannelEdge // nolint:prealloc
+	var result []*lnrpc.ChannelEdge //nolint:prealloc
 	for _, edge := range graph.Edges {
 		if edge.Node1Pub != node1 && edge.Node2Pub != node1 {
 			continue

lnd/signer.go

@@ -127,7 +127,7 @@ func maybeTweakPrivKey(signDesc *input.SignDescriptor,
 // k is our private key, and P is the public key, we perform the following
 // operation:
 //
-//  sx := k*P s := sha256(sx.SerializeCompressed())
+//	sx := k*P s := sha256(sx.SerializeCompressed())
 func ECDH(privKey *btcec.PrivateKey, pub *btcec.PublicKey) ([32]byte, error) {
 	var (
 		pubJacobian btcec.JacobianPoint