From b30c4ce7672806c8c5eb4a85cd3bca50015d7f5f Mon Sep 17 00:00:00 2001
From: Oliver Gugger <gugger@gmail.com>
Date: Sat, 29 Oct 2022 14:43:10 +0200
Subject: [PATCH] multi: fix linter errors

---
 cmd/chantools/derivekey.go  | 1 +
 cmd/chantools/walletinfo.go | 9 +++++++--
 lnd/hdkeychain.go           | 2 +-
 3 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/cmd/chantools/derivekey.go b/cmd/chantools/derivekey.go
index 1bc6955..39bbe6f 100644
--- a/cmd/chantools/derivekey.go
+++ b/cmd/chantools/derivekey.go
@@ -2,6 +2,7 @@ package main
 
 import (
 	"fmt"
+
 	"github.com/btcsuite/btcd/btcutil"
 	"github.com/btcsuite/btcd/btcutil/hdkeychain"
 	"github.com/guggero/chantools/lnd"
diff --git a/cmd/chantools/walletinfo.go b/cmd/chantools/walletinfo.go
index d9f7b4e..6be06df 100644
--- a/cmd/chantools/walletinfo.go
+++ b/cmd/chantools/walletinfo.go
@@ -228,7 +228,10 @@ func walletInfo(w *wallet.Wallet, dumpAddrs bool) (*btcec.PublicKey, string,
 	scopeAddrs := "\n"
 	if dumpAddrs {
 		printAddr := func(a waddrmgr.ManagedAddress) error {
-			pka := a.(waddrmgr.ManagedPubKeyAddress)
+			pka, ok := a.(waddrmgr.ManagedPubKeyAddress)
+			if !ok {
+				return fmt.Errorf("key is not a managed pubkey")
+			}
 			scope, path, _ := pka.DerivationInfo()
 			scopeAddrs += fmt.Sprintf(
 				"path=m/%d'/%d'/%d'/%d/%d, pubkey=%x, "+
@@ -243,7 +246,6 @@ func walletInfo(w *wallet.Wallet, dumpAddrs bool) (*btcec.PublicKey, string,
 		for _, mgr := range w.Manager.ActiveScopedKeyManagers() {
 			err = walletdb.View(
 				w.Database(), func(tx walletdb.ReadTx) error {
-
 					waddrmgrNs := tx.ReadBucket(
 						waddrmgrNamespaceKey,
 					)
@@ -253,6 +255,9 @@ func walletInfo(w *wallet.Wallet, dumpAddrs bool) (*btcec.PublicKey, string,
 					)
 				},
 			)
+			if err != nil {
+				return nil, "", err
+			}
 		}
 	}
 
diff --git a/lnd/hdkeychain.go b/lnd/hdkeychain.go
index 53509b5..14d5c14 100644
--- a/lnd/hdkeychain.go
+++ b/lnd/hdkeychain.go
@@ -3,11 +3,11 @@ package lnd
 import (
 	"crypto/sha256"
 	"fmt"
-	"github.com/btcsuite/btcd/btcec/v2/schnorr"
 	"strconv"
 	"strings"
 
 	"github.com/btcsuite/btcd/btcec/v2"
+	"github.com/btcsuite/btcd/btcec/v2/schnorr"
 	"github.com/btcsuite/btcd/btcutil"
 	"github.com/btcsuite/btcd/btcutil/hdkeychain"
 	"github.com/btcsuite/btcd/chaincfg"