From: Bodo Möller <bodo@openssl.org>
Date: Tue, 18 Sep 2007 16:31:18 +0000 (+0000)
Subject: Make sure that BN_from_montgomery keeps the BIGNUMS in proper format
X-Git-Tag: OpenSSL_0_9_8f~32
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=4f9a9d2b7969ea1d8e763c48561217827e3061a5;p=oweals%2Fopenssl.git

Make sure that BN_from_montgomery keeps the BIGNUMS in proper format
---

diff --git a/crypto/bn/bn_mont.c b/crypto/bn/bn_mont.c
index 30bdeabcd5..b5d35d10be 100644
--- a/crypto/bn/bn_mont.c
+++ b/crypto/bn/bn_mont.c
@@ -284,6 +284,8 @@ int BN_from_montgomery(BIGNUM *ret, const BIGNUM *a, BN_MONT_CTX *mont,
 		}
 	for (ri+=4; i<ri; i++)
 		rp[i]=nrp[i], ap[i]=0;
+	bn_correct_top(r);
+	bn_correct_top(ret);
 # else
 	if (bn_wexpand(ret,al) == NULL) goto err;
 	ret->top=al;