From: Bodo Möller <bodo@openssl.org>
Date: Fri, 27 Jul 2001 22:45:19 +0000 (+0000)
Subject: length of secret exponent is needed only when we create one
X-Git-Tag: OpenSSL_0_9_6c~166
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=80a8d1406b619eb5b166ad87e056b18d2b23b411;p=oweals%2Fopenssl.git

length of secret exponent is needed only when we create one
---

diff --git a/crypto/dh/dh_key.c b/crypto/dh/dh_key.c
index e097683f07..17b267feb4 100644
--- a/crypto/dh/dh_key.c
+++ b/crypto/dh/dh_key.c
@@ -132,10 +132,9 @@ static int generate_key(DH *dh)
 		}
 	mont=(BN_MONT_CTX *)dh->method_mont_p;
 
-	l = dh->length ? dh->length : BN_num_bits(dh->p)-1; /* secret exponent length */
-
 	if (generate_new_key)
 		{
+		l = dh->length ? dh->length : BN_num_bits(dh->p)-1; /* secret exponent length */
 		if (!BN_rand(priv_key, l, 0, 0)) goto err;
 		}
 	if (!dh->meth->bn_mod_exp(dh, pub_key,dh->g,priv_key,dh->p,&ctx,mont)) goto err;