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authorjsg@openbsd.org <jsg@openbsd.org>2020-02-26 13:40:09 +0000
committerDamien Miller <djm@mindrot.org>2020-02-28 12:26:28 +1100
commitd5ba1c03278eb079438bb038266d80d7477d49cb (patch)
tree6d8dd2d802af796bcb7c9d6d018196a448bb9ff6 /monitor.c
parent9e3220b585c5be19a7431ea4ff8884c137b3a81c (diff)
upstream: change explicit_bzero();free() to freezero()
While freezero() returns early if the pointer is NULL the tests for NULL in callers are left to avoid warnings about passing an uninitialised size argument across a function boundry. ok deraadt@ djm@ OpenBSD-Commit-ID: 2660fa334fcc7cd05ec74dd99cb036f9ade6384a
Diffstat (limited to 'monitor.c')
-rw-r--r--monitor.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/monitor.c b/monitor.c
index 2ce89fe9..9a67d937 100644
--- a/monitor.c
+++ b/monitor.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: monitor.c,v 1.208 2020/02/06 22:30:54 naddy Exp $ */
+/* $OpenBSD: monitor.c,v 1.209 2020/02/26 13:40:09 jsg Exp $ */
/*
* Copyright 2002 Niels Provos <provos@citi.umich.edu>
* Copyright 2002 Markus Friedl <markus@openbsd.org>
@@ -893,8 +893,7 @@ mm_answer_authpassword(struct ssh *ssh, int sock, struct sshbuf *m)
/* Only authenticate if the context is valid */
authenticated = options.password_authentication &&
auth_password(ssh, passwd);
- explicit_bzero(passwd, plen);
- free(passwd);
+ freezero(passwd, plen);
sshbuf_reset(m);
if ((r = sshbuf_put_u32(m, authenticated)) != 0)