canonize signature

parkbyte · Jul 3, 2015 · d2a8282 · d2a8282
1 parent 6297d4c
commit d2a8282
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lib/transaction.py b/lib/transaction.py
@@ -738,7 +738,7 @@ def sign(self, keypairs):
                     secexp = pkey.secret
                     private_key = ecdsa.SigningKey.from_secret_exponent( secexp, curve = SECP256k1 )
                     public_key = private_key.get_verifying_key()
-                    sig = private_key.sign_digest_deterministic( for_sig, hashfunc=hashlib.sha256, sigencode = ecdsa.util.sigencode_der )
+                    sig = private_key.sign_digest_deterministic( for_sig, hashfunc=hashlib.sha256, sigencode = ecdsa.util.sigencode_der_canonize )
                     assert public_key.verify_digest( sig, for_sig, sigdecode = ecdsa.util.sigdecode_der)
                     txin['signatures'][ii] = sig.encode('hex')
                     self.inputs[i] = txin