diff options
Diffstat (limited to 'lib/libcrypto/dsa/dsa_ossl.c')
| -rw-r--r-- | lib/libcrypto/dsa/dsa_ossl.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/lib/libcrypto/dsa/dsa_ossl.c b/lib/libcrypto/dsa/dsa_ossl.c index 301cdd50950..505ef800dca 100644 --- a/lib/libcrypto/dsa/dsa_ossl.c +++ b/lib/libcrypto/dsa/dsa_ossl.c @@ -1,4 +1,4 @@ -/* $OpenBSD: dsa_ossl.c,v 1.31 2018/04/28 14:22:21 tb Exp $ */ +/* $OpenBSD: dsa_ossl.c,v 1.32 2018/06/13 15:05:04 jsing Exp $ */ /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) * All rights reserved. * @@ -142,11 +142,8 @@ redo: /* Compute s = inv(k) (m + xr) mod q */ if (!BN_mod_mul(&xr, dsa->priv_key, r, dsa->q, ctx)) /* s = xr */ goto err; - if (!BN_add(s, &xr, &m)) /* s = m + xr */ + if (!BN_mod_add(s, &xr, &m, dsa->q, ctx)) /* s = m + xr */ goto err; - if (BN_cmp(s, dsa->q) > 0) - if (!BN_sub(s, s, dsa->q)) - goto err; if (!BN_mod_mul(s, s, kinv, dsa->q, ctx)) goto err; |