rpc+wallet: fix linter errors

Author: yyforyongyu

rpc/legacyrpc/methods.go

@@ -670,6 +670,7 @@ func renameAccount(icmd interface{}, w *wallet.Wallet) (interface{}, error) {
 	if err != nil {
 		return nil, err
 	}
+
 	return nil, w.RenameAccountDeprecated(waddrmgr.KeyScopeBIP0044, account, cmd.NewAccount)
 }
 

rpc/rpcserver/server.go

@@ -188,7 +188,7 @@ func (s *walletServer) Accounts(ctx context.Context, req *pb.AccountsRequest) (
 func (s *walletServer) RenameAccount(ctx context.Context, req *pb.RenameAccountRequest) (
 	*pb.RenameAccountResponse, error) {
 
-	err := s.wallet.RenameAccountDeprecated(waddrmgr.KeyScopeBIP0044, req.AccountNumber, req.NewName)
+	err := s.wallet.RenameAccountDeprecated(waddrmgr.KeyScopeBIP0044, req.GetAccountNumber(), req.NewName)
 	if err != nil {
 		return nil, translateError(err)
 	}

wallet/chainntfns.go

@@ -273,6 +273,7 @@ func (w *Wallet) disconnectBlock(dbtx walletdb.ReadWriteTx, b wtxmgr.BlockMeta)
 
 	// Disconnect the removed block and all blocks after it if we know about
 	// the disconnected block. Otherwise, the block is in the future.
+	// nolint:nestif
 	if b.Height <= w.addrStore.SyncedTo().Height {
 		hash, err := w.addrStore.BlockHash(addrmgrNs, b.Height)
 		if err != nil {