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scalarmult_ed25519_base(): return -1 if the scalar (not the result) is all zero

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This commit is contained in:
Frank Denis 2017-12-03 20:53:54 +01:00
parent b6262d982f
commit 3e588a48e3
1 changed files with 1 additions and 1 deletions
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src/libsodium/crypto_scalarmult/ed25519/ref10/scalarmult_ed25519_ref10.c
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@ -67,7 +67,7 @@ crypto_scalarmult_ed25519_base(unsigned char *q,
_crypto_scalarmult_ed25519_clamp(t);
ge25519_scalarmult_base(&Q, t);
ge25519_p3_tobytes(q, &Q);
if (sodium_is_zero(t, 32) != 0) {
if (sodium_is_zero(n, 32) != 0) {
return -1;
}
return 0;