From b2faba93ca8a0634c3af02d30651d3d4e81b019a Mon Sep 17 00:00:00 2001
From: otto <>
Date: Thu, 25 Sep 2003 19:53:59 +0000
Subject: Add extra calls to bn_fix_top() in BN_cmp(), since some functions may
 leave an invalid BN.

ok markus@ deraadt@
---
 src/lib/libcrypto/bn/bn_lib.c         | 3 +++
 src/lib/libssl/src/crypto/bn/bn_lib.c | 3 +++
 2 files changed, 6 insertions(+)

(limited to 'src')

diff --git a/src/lib/libcrypto/bn/bn_lib.c b/src/lib/libcrypto/bn/bn_lib.c
index 463463cfcb..5e530d9474 100644
--- a/src/lib/libcrypto/bn/bn_lib.c
+++ b/src/lib/libcrypto/bn/bn_lib.c
@@ -702,6 +702,9 @@ int BN_cmp(const BIGNUM *a, const BIGNUM *b)
 		{ gt=1; lt= -1; }
 	else	{ gt= -1; lt=1; }
 
+	bn_fix_top(a);
+	bn_fix_top(b);
+
 	if (a->top > b->top) return(gt);
 	if (a->top < b->top) return(lt);
 	for (i=a->top-1; i>=0; i--)
diff --git a/src/lib/libssl/src/crypto/bn/bn_lib.c b/src/lib/libssl/src/crypto/bn/bn_lib.c
index 463463cfcb..5e530d9474 100644
--- a/src/lib/libssl/src/crypto/bn/bn_lib.c
+++ b/src/lib/libssl/src/crypto/bn/bn_lib.c
@@ -702,6 +702,9 @@ int BN_cmp(const BIGNUM *a, const BIGNUM *b)
 		{ gt=1; lt= -1; }
 	else	{ gt= -1; lt=1; }
 
+	bn_fix_top(a);
+	bn_fix_top(b);
+
 	if (a->top > b->top) return(gt);
 	if (a->top < b->top) return(lt);
 	for (i=a->top-1; i>=0; i--)
-- 
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