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replace questionable pointer games which could cause reads of

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uninitialized memory, from Wolfgang Stukenbrock per PR bin/44951
This commit is contained in:
drochner 2011-05-27 18:00:21 +00:00
parent ac5e5928fb
commit b9e08c16fb
1 changed files with 5 additions and 14 deletions
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19
crypto/dist/ipsec-tools/src/setkey/setkey.c vendored
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@ -1,4 +1,4 @@
/* $NetBSD: setkey.c,v 1.14 2009/08/06 04:44:43 tteras Exp $ */
/* $NetBSD: setkey.c,v 1.15 2011/05/27 18:00:21 drochner Exp $ */
/* $KAME: setkey.c,v 1.36 2003/09/24 23:52:51 itojun Exp $ */
@ -753,12 +753,6 @@ postproc(msg, len)
else
pfkey_sadump(msg);
}
msg = (struct sadb_msg *)((caddr_t)msg +
PFKEY_UNUNIT64(msg->sadb_msg_len));
if (f_verbose) {
kdebug_sadb((struct sadb_msg *)msg);
printf("\n");
}
break;
case SADB_X_SPDGET:
@ -773,13 +767,6 @@ postproc(msg, len)
pfkey_spdump_withports(msg);
else
pfkey_spdump(msg);
if (msg->sadb_msg_seq == 0) break;
msg = (struct sadb_msg *)((caddr_t)msg +
PFKEY_UNUNIT64(msg->sadb_msg_len));
if (f_verbose) {
kdebug_sadb((struct sadb_msg *)msg);
printf("\n");
}
break;
#ifdef HAVE_PFKEY_POLICY_PRIORITY
case SADB_X_SPDADD:
@ -867,6 +854,10 @@ fileproc(filename)
while (p < ep) {
msg = (struct sadb_msg *)p;
len = PFKEY_UNUNIT64(msg->sadb_msg_len);
if (f_verbose) {
kdebug_sadb((struct sadb_msg *)msg);
printf("\n");
}
postproc(msg, len);
p += len;
}