From b002265ee34d1f0310009c4266ca865253b1a844 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bodo=20M=C3=B6ller?= <bodo@openssl.org>
Date: Wed, 28 Mar 2007 18:41:23 +0000
Subject: make BN_FLG_CONSTTIME semantics more fool-proof

---
 crypto/bn/bn_div.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'crypto/bn/bn_div.c')

diff --git a/crypto/bn/bn_div.c b/crypto/bn/bn_div.c
index 1fd0206e1d..9addaf158f 100644
--- a/crypto/bn/bn_div.c
+++ b/crypto/bn/bn_div.c
@@ -185,7 +185,7 @@ int BN_div(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num, const BIGNUM *divisor,
 	BN_ULONG d0,d1;
 	int num_n,div_n;
 
-	if (BN_get_flags(num, BN_FLG_CONSTTIME) != 0)
+	if ((BN_get_flags(num, BN_FLG_CONSTTIME) != 0) || (BN_get_flags(divisor, BN_FLG_CONSTTIME) != 0))
 		{
 		return BN_div_no_branch(dv, rm, num, divisor, ctx);
 		}
-- 
cgit v1.2.3