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authorHuzaifa Sidhpurwala <huzaifas@redhat.com>2014-06-26 23:45:58 +0100
committerDr. Stephen Henson <steve@openssl.org>2014-06-26 23:52:18 +0100
commit54985b5061e9111c9be134a72ea6cfcc318dfbbb (patch)
tree7ef62866a1c1353b3097e268a71fbade680dc51e /crypto/bn/bn_sqr.c
parentb09db677d54800c236c9b4a5f3a877026ab876f7 (diff)
Make sure BN_sqr can never return a negative value.
PR#3410 (cherry picked from commit e14e764c0d5d469da63d0819c6ffc0e1e9e7f0bb)
Diffstat (limited to 'crypto/bn/bn_sqr.c')
-rw-r--r--crypto/bn/bn_sqr.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/crypto/bn/bn_sqr.c b/crypto/bn/bn_sqr.c
index 270d0cd348..65bbf165d0 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;
}