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Avoid crash when no algorithm is specified in parameter file.

This commit is contained in:
mlelstv 2018-12-30 12:05:48 +00:00
parent e4d02a93c7
commit e93ebd453a
1 changed files with 4 additions and 2 deletions
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6
sbin/cgdconfig/params.c
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@ -1,4 +1,4 @@
/* $NetBSD: params.c,v 1.29 2016/12/11 00:34:39 alnsn Exp $ */
/* $NetBSD: params.c,v 1.30 2018/12/30 12:05:48 mlelstv Exp $ */
/*-
* Copyright (c) 2002, 2003 The NetBSD Foundation, Inc.
@ -31,7 +31,7 @@
#include <sys/cdefs.h>
#ifndef lint
__RCSID("$NetBSD: params.c,v 1.29 2016/12/11 00:34:39 alnsn Exp $");
__RCSID("$NetBSD: params.c,v 1.30 2018/12/30 12:05:48 mlelstv Exp $");
#endif
#include <sys/types.h>
@ -158,6 +158,8 @@ params_filldefaults(struct params *p)
if (!p->ivmeth)
p->ivmeth = string_fromcharstar("encblkno1");
if (p->keylen == (size_t)-1) {
if (p->algorithm == NULL)
return -1;
i = crypt_defaults_lookup(string_tocharstar(p->algorithm));
if (i != (size_t)-1) {
p->keylen = crypto_defaults[i].keylen;