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fix error path

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Sun Yimin 2022-11-23 10:28:36 +08:00 committed by GitHub
parent 3bd57e44f4
commit 9c6638f30e
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 6 additions and 5 deletions
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11
sm2/sm2.go
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@ -617,11 +617,12 @@ func signSM2EC(c *sm2Curve, priv *PrivateKey, csprng io.Reader, hash []byte) (si
}
dp1Inv.Add(oneNat, c.N)
dp1Bytes, err := _sm2ec.P256OrdInverse(dp1Inv.Bytes(c.N))
if err == nil {
dp1Inv, err = bigmod.NewNat().SetBytes(dp1Bytes, c.N)
if err != nil {
panic("sm2: internal error: P256OrdInverse produced an invalid value")
}
if err != nil {
return nil, err
}
dp1Inv, err = bigmod.NewNat().SetBytes(dp1Bytes, c.N)
if err != nil {
panic("sm2: internal error: P256OrdInverse produced an invalid value")
}
for {