upstream commit

ssh_free checks for and handles NULL args, remove NULL
checks from remaining callers.  ok djm@

OpenBSD-Commit-ID: bb926825c53724c069df68a93a2597f9192f7e7b
This commit is contained in:
dtucker@openbsd.org 2018-02-07 22:52:45 +00:00 committed by Damien Miller
parent aee49b2a89
commit f1f047fb03
4 changed files with 9 additions and 13 deletions

View File

@ -1,4 +1,4 @@
/* $OpenBSD: auth2-pubkey.c,v 1.75 2018/01/23 05:27:21 djm Exp $ */
/* $OpenBSD: auth2-pubkey.c,v 1.76 2018/02/07 22:52:45 dtucker Exp $ */
/*
* Copyright (c) 2000 Markus Friedl. All rights reserved.
*
@ -471,8 +471,7 @@ check_authkeys_file(FILE *f, char *file, struct sshkey *key, struct passwd *pw)
/* Always consume entire file */
if (found_key)
continue;
if (found != NULL)
sshkey_free(found);
sshkey_free(found);
found = sshkey_new(sshkey_is_cert(key) ? KEY_UNSPEC : key->type);
if (found == NULL)
goto done;
@ -563,8 +562,7 @@ check_authkeys_file(FILE *f, char *file, struct sshkey *key, struct passwd *pw)
}
}
done:
if (found != NULL)
sshkey_free(found);
sshkey_free(found);
if (!found_key)
debug2("key not found");
return found_key;

View File

@ -1,4 +1,4 @@
/* $OpenBSD: ssh-keysign.c,v 1.52 2016/02/15 09:47:49 dtucker Exp $ */
/* $OpenBSD: ssh-keysign.c,v 1.53 2018/02/07 22:52:45 dtucker Exp $ */
/*
* Copyright (c) 2002 Markus Friedl. All rights reserved.
*
@ -158,7 +158,7 @@ valid_request(struct passwd *pw, char *host, struct sshkey **ret,
debug3("%s: fail %d", __func__, fail);
if (fail && key != NULL)
if (fail)
sshkey_free(key);
else if (ret != NULL)
*ret = key;

View File

@ -1,4 +1,4 @@
/* $OpenBSD: sshconnect.c,v 1.292 2018/01/23 18:33:49 stsp Exp $ */
/* $OpenBSD: sshconnect.c,v 1.293 2018/02/07 22:52:45 dtucker Exp $ */
/*
* Author: Tatu Ylonen <ylo@cs.hut.fi>
* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@ -1177,8 +1177,7 @@ fail:
host_key = raw_key;
goto retry;
}
if (raw_key != NULL)
sshkey_free(raw_key);
sshkey_free(raw_key);
free(ip);
free(host);
if (host_hostkeys != NULL)

View File

@ -1,4 +1,4 @@
/* $OpenBSD: sshconnect2.c,v 1.267 2018/01/23 05:27:21 djm Exp $ */
/* $OpenBSD: sshconnect2.c,v 1.268 2018/02/07 22:52:45 dtucker Exp $ */
/*
* Copyright (c) 2000 Markus Friedl. All rights reserved.
* Copyright (c) 2008 Damien Miller. All rights reserved.
@ -624,8 +624,7 @@ input_userauth_pk_ok(int type, u_int32_t seq, struct ssh *ssh)
}
}
done:
if (key != NULL)
key_free(key);
key_free(key);
free(pkalg);
free(pkblob);