diff options
Diffstat (limited to 'core/vm/contracts.go')
| -rw-r--r-- | core/vm/contracts.go | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/core/vm/contracts.go b/core/vm/contracts.go index b885d42bb..790d42bbe 100644 --- a/core/vm/contracts.go +++ b/core/vm/contracts.go @@ -307,8 +307,9 @@ func (c *bn256Add) Run(input []byte) ([]byte, error) { if err != nil { return nil, err } - x.Add(x, y) - return x.Marshal(), nil + res := new(bn256.G1) + res.Add(x, y) + return res.Marshal(), nil } // bn256ScalarMul implements a native elliptic curve scalar multiplication. @@ -324,8 +325,9 @@ func (c *bn256ScalarMul) Run(input []byte) ([]byte, error) { if err != nil { return nil, err } - p.ScalarMult(p, new(big.Int).SetBytes(getData(input, 64, 32))) - return p.Marshal(), nil + res := new(bn256.G1) + res.ScalarMult(p, new(big.Int).SetBytes(getData(input, 64, 32))) + return res.Marshal(), nil } var ( @@ -370,8 +372,7 @@ func (c *bn256Pairing) Run(input []byte) ([]byte, error) { ts = append(ts, t) } // Execute the pairing checks and return the results - ok := bn256.PairingCheck(cs, ts) - if ok { + if bn256.PairingCheck(cs, ts) { return true32Byte, nil } return false32Byte, nil |