From: Bodo Möller <bodo@openssl.org>
Date: Tue, 13 Jun 2000 13:50:42 +0000 (+0000)
Subject: Use BN_CTX_end when exiting early from BN_mod_exp_mont_word because
X-Git-Tag: OpenSSL-engine-0_9_6-beta1~21^2~64
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=c3b1424cc0c61fe0d7c0cdeccc50b001f8f66167;p=openssl

Use BN_CTX_end when exiting early from BN_mod_exp_mont_word because
BN_mod_exp_atalla could be used.
---

diff --git a/crypto/bn/bn_exp.c b/crypto/bn/bn_exp.c
index 470946e536..863df241f8 100644
--- a/crypto/bn/bn_exp.c
+++ b/crypto/bn/bn_exp.c
@@ -692,7 +692,10 @@ int BN_mod_exp_mont_word(BIGNUM *rr, BN_ULONG a, const BIGNUM *p,
 		{
 		BN_set_word(t, a);
 		if (BN_mod_exp_atalla(rr, t, p, m))
+			{
+			BN_CTX_end(ctx);
 			return 1;
+			}
 		}
 /* If it fails, try the other methods */
 #endif