Add ct and nonct versions of BN_mod_inverse for internal use

ok jsing@

1 files changed, 2 insertions, 2 deletions

diff --git a/src/lib/libcrypto/bn/bn_blind.c b/src/lib/libcrypto/bn/bn_blind.c
index 01874f6208..28c6276751 100644
--- a/src/lib/libcrypto/bn/bn_blind.c
+++ b/src/lib/libcrypto/bn/bn_blind.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: bn_blind.c,v 1.15 2017/01/21 09:38:58 beck Exp $ */
+/* $OpenBSD: bn_blind.c,v 1.16 2017/01/21 11:00:46 beck Exp $ */
 /* ====================================================================
  * Copyright (c) 1998-2006 The OpenSSL Project.  All rights reserved.
  *
@@ -351,7 +351,7 @@ BN_BLINDING_create_param(BN_BLINDING *b, const BIGNUM *e, BIGNUM *m,
         do {
                 if (!BN_rand_range(ret->A, ret->mod))
                         goto err;
-                if (BN_mod_inverse(ret->Ai, ret->A, ret->mod, ctx) == NULL) {
+                if (BN_mod_inverse_ct(ret->Ai, ret->A, ret->mod, ctx) == NULL) {
                         /* this should almost never happen for good RSA keys */
                         unsigned long error = ERR_peek_last_error();
                         if (ERR_GET_REASON(error) == BN_R_NO_INVERSE) {