[src/netbsd-1-6]: src/sys/netkey Pull up rev 1.84 (requested by itojun in tic...

[msaitoh <msaitoh%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/8b3dd14c73c1
branches:  netbsd-1-6
changeset: 530541:8b3dd14c73c1
user:      msaitoh <msaitoh%NetBSD.org@localhost>
date:      Mon Aug 11 19:27:23 2003 +0000

description:
Pull up rev 1.84 (requested by itojun in ticket #1384):
 clear enc/auth key before freeing, for safety

diffstat:

 sys/netkey/key.c |  6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diffs (31 lines):

diff -r ce7896fbe87e -r 8b3dd14c73c1 sys/netkey/key.c
--- a/sys/netkey/key.c  Mon Aug 11 19:12:47 2003 +0000
+++ b/sys/netkey/key.c  Mon Aug 11 19:27:23 2003 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: key.c,v 1.63.2.3 2003/08/11 19:12:47 msaitoh Exp $     */
+/*     $NetBSD: key.c,v 1.63.2.4 2003/08/11 19:27:23 msaitoh Exp $     */
 /*     $KAME: key.c,v 1.234 2002/05/13 03:21:17 itojun Exp $   */
 
 /*
@@ -35,7 +35,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: key.c,v 1.63.2.3 2003/08/11 19:12:47 msaitoh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: key.c,v 1.63.2.4 2003/08/11 19:27:23 msaitoh Exp $");
 
 #include "opt_inet.h"
 #include "opt_ipsec.h"
@@ -2961,10 +2961,12 @@
                sav->replay = NULL;
        }
        if (sav->key_auth != NULL) {
+               bzero(_KEYBUF(sav->key_auth), _KEYLEN(sav->key_auth));
                KFREE(sav->key_auth);
                sav->key_auth = NULL;
        }
        if (sav->key_enc != NULL) {
+               bzero(_KEYBUF(sav->key_enc), _KEYLEN(sav->key_enc));
                KFREE(sav->key_enc);
                sav->key_enc = NULL;
        }