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path: root/crypto/ecies/ecies.go
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-rw-r--r--crypto/ecies/ecies.go7
1 files changed, 3 insertions, 4 deletions
diff --git a/crypto/ecies/ecies.go b/crypto/ecies/ecies.go
index 86a70261d..2a16f20a2 100644
--- a/crypto/ecies/ecies.go
+++ b/crypto/ecies/ecies.go
@@ -93,7 +93,7 @@ func ImportECDSA(prv *ecdsa.PrivateKey) *PrivateKey {
}
// Generate an elliptic curve public / private keypair. If params is nil,
-// the recommended default paramters for the key will be chosen.
+// the recommended default parameters for the key will be chosen.
func GenerateKey(rand io.Reader, curve elliptic.Curve, params *ECIESParams) (prv *PrivateKey, err error) {
pb, x, y, err := elliptic.GenerateKey(curve, rand)
if err != nil {
@@ -291,9 +291,8 @@ func Encrypt(rand io.Reader, pub *PublicKey, m, s1, s2 []byte) (ct []byte, err e
// Decrypt decrypts an ECIES ciphertext.
func (prv *PrivateKey) Decrypt(rand io.Reader, c, s1, s2 []byte) (m []byte, err error) {
- if c == nil || len(c) == 0 {
- err = ErrInvalidMessage
- return
+ if len(c) == 0 {
+ return nil, ErrInvalidMessage
}
params := prv.PublicKey.Params
if params == nil {