diff options
Diffstat (limited to 'crypto/ec/ecp_nistp256.c')
| -rw-r--r-- | crypto/ec/ecp_nistp256.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/crypto/ec/ecp_nistp256.c b/crypto/ec/ecp_nistp256.c index 31a0199f88..5576d312b9 100644 --- a/crypto/ec/ecp_nistp256.c +++ b/crypto/ec/ecp_nistp256.c @@ -2084,17 +2084,15 @@ int ec_GFp_nistp256_points_mul(const EC_GROUP *group, EC_POINT *r, memset(secrets, 0, num_points * sizeof(felem_bytearray)); memset(pre_comp, 0, num_points * 17 * 3 * sizeof(smallfelem)); for (i = 0; i < num_points; ++i) { - if (i == num) + if (i == num) { /* * we didn't have a valid precomputation, so we pick the * generator */ - { p = EC_GROUP_get0_generator(group); p_scalar = scalar; - } else + } else { /* the i^th point */ - { p = points[i]; p_scalar = scalars[i]; } @@ -2165,18 +2163,20 @@ int ec_GFp_nistp256_points_mul(const EC_GROUP *group, EC_POINT *r, goto err; } num_bytes = bn_bn2lebinpad(tmp_scalar, g_secret, sizeof(g_secret)); - } else + } else { num_bytes = bn_bn2lebinpad(scalar, g_secret, sizeof(g_secret)); + } /* do the multiplication with generator precomputation */ batch_mul(x_out, y_out, z_out, (const felem_bytearray(*))secrets, num_points, g_secret, mixed, (const smallfelem(*)[17][3])pre_comp, g_pre_comp); - } else + } else { /* do the multiplication without generator precomputation */ batch_mul(x_out, y_out, z_out, (const felem_bytearray(*))secrets, num_points, NULL, mixed, (const smallfelem(*)[17][3])pre_comp, NULL); + } /* reduce the output to its unique minimal representation */ felem_contract(x_in, x_out); felem_contract(y_in, y_out); |