From 0a06ad76a11d0952230a2a1f60c4112ff25255ce Mon Sep 17 00:00:00 2001
From: =?utf8?q?Bodo=20M=C3=B6ller?= <bodo@openssl.org>
Date: Thu, 13 Oct 2011 14:21:39 +0000
Subject: [PATCH] Avoid failed assertion in BN_DEBUG builds

---
 crypto/bn/bn_gf2m.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/crypto/bn/bn_gf2m.c b/crypto/bn/bn_gf2m.c
index 70770a2536..2cd93ddc76 100644
--- a/crypto/bn/bn_gf2m.c
+++ b/crypto/bn/bn_gf2m.c
@@ -644,6 +644,9 @@ int BN_GF2m_mod_inv(BIGNUM *r, const BIGNUM *a, const BIGNUM *p, BN_CTX *ctx)
 	ret = 1;
 
 err:
+#ifdef BN_DEBUG /* BN_CTX_end would complain about the expanded form */
+        bn_correct_top(c);
+#endif
   	BN_CTX_end(ctx);
 	return ret;
 	}
-- 
2.25.1