diff --git a/accounts/scwallet/securechannel.go b/accounts/scwallet/securechannel.go
index acafaf967..1650dfbe5 100644
--- a/accounts/scwallet/securechannel.go
+++ b/accounts/scwallet/securechannel.go
@@ -165,11 +165,7 @@ func (s *SecureChannelSession) Open() error {
 	// The IV is the last bytes returned from the Open APDU.
 	s.iv = response.Data[scSecretLength:]
 
-	if err := s.mutuallyAuthenticate(); err != nil {
-		return err
-	}
-
-	return nil
+	return s.mutuallyAuthenticate()
 }
 
 // mutuallyAuthenticate is an internal method to authenticate both ends of the
diff --git a/accounts/scwallet/wallet.go b/accounts/scwallet/wallet.go
index 0496ccc15..39e80eb3b 100644
--- a/accounts/scwallet/wallet.go
+++ b/accounts/scwallet/wallet.go
@@ -1060,7 +1060,7 @@ func determinePublicKey(sig, pubkeyX []byte) ([]byte, error) {
 		sig[64] = byte(v)
 		pubkey, err := crypto.Ecrecover(DerivationSignatureHash[:], sig)
 		if err == nil {
-			if bytes.Compare(pubkey[1:33], pubkeyX) == 0 {
+			if bytes.Equal(pubkey[1:33], pubkeyX) {
 				return pubkey, nil
 			}
 		} else if v == 1 || err != secp256k1.ErrRecoverFailed {
@@ -1077,7 +1077,7 @@ func makeRecoverableSignature(hash, sig, expectedPubkey []byte) ([]byte, error)
 		sig[64] = byte(v)
 		pubkey, err := crypto.Ecrecover(hash, sig)
 		if err == nil {
-			if bytes.Compare(pubkey, expectedPubkey) == 0 {
+			if bytes.Equal(pubkey, expectedPubkey) {
 				return sig, nil
 			}
 		} else if v == 1 || err != secp256k1.ErrRecoverFailed {