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make requesting bad ECDSA bits yield the same error
(SSH_ERR_KEY_LENGTH) as the same mistake for RSA/DSA

Upstream-ID: bf40d3fee567c271e33f05ef8e4e0fa0b6f0ece6
This commit is contained in:
djm@openbsd.org 2017-05-08 06:11:06 +00:00 committed by Damien Miller
parent d757a4b633
commit 5f02bb1f99
1 changed files with 4 additions and 3 deletions
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7
sshkey.c
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@ -1,4 +1,4 @@
/* $OpenBSD: sshkey.c,v 1.49 2017/05/07 23:15:59 djm Exp $ */
/* $OpenBSD: sshkey.c,v 1.50 2017/05/08 06:11:06 djm Exp $ */
/*
* Copyright (c) 2000, 2001 Markus Friedl. All rights reserved.
* Copyright (c) 2008 Alexander von Gernler. All rights reserved.
@ -1504,9 +1504,10 @@ ecdsa_generate_private_key(u_int bits, int *nid, EC_KEY **ecdsap)
EC_KEY *private;
int ret = SSH_ERR_INTERNAL_ERROR;
if (nid == NULL || ecdsap == NULL ||
(*nid = sshkey_ecdsa_bits_to_nid(bits)) == -1)
if (nid == NULL || ecdsap == NULL)
return SSH_ERR_INVALID_ARGUMENT;
if ((*nid = sshkey_ecdsa_bits_to_nid(bits)) == -1)
return SSH_ERR_KEY_LENGTH;
*ecdsap = NULL;
if ((private = EC_KEY_new_by_curve_name(*nid)) == NULL) {
ret = SSH_ERR_ALLOC_FAIL;