Also allow 6 as a miblen for NET_RT_DUMP, not all users specify a rtable.

ok deraadt@

diff --git a/sys/kern/kern_pledge.c b/sys/kern/kern_pledge.c
index 5752df1..838e58f 100644 (file)
--- a/sys/kern/kern_pledge.c
+++ b/sys/kern/kern_pledge.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: kern_pledge.c,v 1.39 2015/10/16 17:03:31 deraadt Exp $        */
+/*     $OpenBSD: kern_pledge.c,v 1.40 2015/10/16 23:00:01 jca Exp $    */
 
 /*
  * Copyright (c) 2015 Nicholas Marriott <nicm@openbsd.org>
@@ -851,7 +851,7 @@ pledge_sysctl_check(struct proc *p, int miblen, int *mib, void *new)
 
        /* routing table observation */
        if ((p->p_p->ps_pledge & PLEDGE_ROUTE)) {
-               if (miblen == 7 &&
+               if ((miblen == 6 || miblen == 7) &&
                    mib[0] == CTL_NET && mib[1] == PF_ROUTE &&
                    mib[2] == 0 &&
                    (mib[3] == 0 || mib[3] == AF_INET6 || mib[3] == AF_INET) &&