From: Huzaifa Sidhpurwala <huzaifas@redhat.com>
Date: Thu, 26 Jun 2014 22:45:58 +0000 (+0100)
Subject: Make sure BN_sqr can never return a negative value.
X-Git-Tag: master-pre-reformat~611
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=3b3b69ab25fbaba80a843dedec5ae9733fefca43;p=thirdparty%2Fopenssl.git

Make sure BN_sqr can never return a negative value.

PR#3410
---

diff --git a/crypto/bn/bn_sqr.c b/crypto/bn/bn_sqr.c
index 270d0cd348b..65bbf165d0e 100644
--- a/crypto/bn/bn_sqr.c
+++ b/crypto/bn/bn_sqr.c
@@ -77,6 +77,7 @@ int BN_sqr(BIGNUM *r, const BIGNUM *a, BN_CTX *ctx)
 	if (al <= 0)
 		{
 		r->top=0;
+		r->neg = 0;
 		return 1;
 		}