From 814ed26cfa66945a537f2764f543340845e561a5 Mon Sep 17 00:00:00 2001
From: Bodo Möller <bodo@openssl.org>
Date: Fri, 9 Jun 2000 09:11:30 +0000
Subject: Comment for increased code clarity.

---
 crypto/bn/bn_exp2.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'crypto/bn/bn_exp2.c')

diff --git a/crypto/bn/bn_exp2.c b/crypto/bn/bn_exp2.c
index 0b3e13f6bc..29029f4c72 100644
--- a/crypto/bn/bn_exp2.c
+++ b/crypto/bn/bn_exp2.c
@@ -240,7 +240,7 @@ int BN_mod_exp2_mont(BIGNUM *rr, BIGNUM *a1, BIGNUM *p1, BIGNUM *a2,
 				{
 				/* consider bits b-window1+1 .. b for this window */
 				i = b-window1+1;
-				while (!BN_is_bit_set(p1, i))
+				while (!BN_is_bit_set(p1, i)) /* works for i<0 */
 					i++;
 				wpos1 = i;
 				wvalue1 = 1;
-- 
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