accounts/usbwallet: simplify code using -= operator (ethereum#17904)

gzliudan · Dec 28, 2024 · 3f87161 · 3f87161
1 parent 2752ef1
commit 3f87161
Show file tree

Hide file tree

Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/accounts/usbwallet/ledger.go b/accounts/usbwallet/ledger.go
@@ -353,7 +353,7 @@ func (w *ledgerDriver) ledgerSign(derivationPath []uint32, tx *types.Transaction
 		signer = new(types.HomesteadSigner)
 	} else {
 		signer = types.NewEIP155Signer(chainID)
-		signature[crypto.RecoveryIDOffset] = signature[crypto.RecoveryIDOffset] - byte(chainID.Uint64()*2+35)
+		signature[crypto.RecoveryIDOffset] -= byte(chainID.Uint64()*2+35)
 	}
 	signed, err := tx.WithSignature(signer, signature)
 	if err != nil {

diff --git a/accounts/usbwallet/trezor.go b/accounts/usbwallet/trezor.go
@@ -223,7 +223,7 @@ func (w *trezorDriver) trezorSign(derivationPath []uint32, tx *types.Transaction
 	} else {
 		// Trezor backend does not support typed transactions yet.
 		signer = types.NewEIP155Signer(chainID)
-		signature[crypto.RecoveryIDOffset] = signature[crypto.RecoveryIDOffset] - byte(chainID.Uint64()*2+35)
+		signature[crypto.RecoveryIDOffset] -= byte(chainID.Uint64()*2+35)
 	}
 
 	// Inject the final signature into the transaction and sanity check the sender