From b764f82c645639ce794f28ef92e749066dd2caa6 Mon Sep 17 00:00:00 2001
From: Andy Polyakov <appro@openssl.org>
Date: Tue, 28 Oct 2008 13:46:14 +0000
Subject: [PATCH] Fix crash in BN_rshift. PR: 1663

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

diff --git a/crypto/bn/bn_shift.c b/crypto/bn/bn_shift.c
index de9312dce2..c4d301afc4 100644
--- a/crypto/bn/bn_shift.c
+++ b/crypto/bn/bn_shift.c
@@ -177,7 +177,7 @@ int BN_rshift(BIGNUM *r, const BIGNUM *a, int n)
 	nw=n/BN_BITS2;
 	rb=n%BN_BITS2;
 	lb=BN_BITS2-rb;
-	if (nw > a->top || a->top == 0)
+	if (nw >= a->top || a->top == 0)
 		{
 		BN_zero(r);
 		return(1);
-- 
2.34.1