From: Bodo Möller <bodo@openssl.org>
Date: Tue, 18 Sep 2007 16:35:28 +0000 (+0000)
Subject: Make sure that BN_from_montgomery keeps the BIGNUMS in proper format
X-Git-Tag: OpenSSL_0_9_8k^2~697
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=08b229e13fb68c80dc9dd3c4b73cf0debd39282e;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 5817538479..dcee538d84 100644
--- a/crypto/bn/bn_mont.c
+++ b/crypto/bn/bn_mont.c
@@ -297,6 +297,8 @@ static int BN_from_montgomery_word(BIGNUM *ret, BIGNUM *r, 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) return(0);
 	ret->top=al;