From 4728222fdbcc313a57deb2c90dfb9910c48addb7 Mon Sep 17 00:00:00 2001
From: bket <bket@openbsd.org>
Date: Fri, 27 Jul 2018 06:15:10 +0000
Subject: [PATCH] Add SIOCSIFMTU to the wroute pledge.

This is required by, for example, slaacd(8) (which has been pledged) to
set MTU on an interface.

OK florian@, deraadt@
---
 sys/kern/kern_pledge.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/sys/kern/kern_pledge.c b/sys/kern/kern_pledge.c
index d2d1b0a9cbb..57f45e3f737 100644
--- a/sys/kern/kern_pledge.c
+++ b/sys/kern/kern_pledge.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: kern_pledge.c,v 1.237 2018/07/15 12:44:09 beck Exp $	*/
+/*	$OpenBSD: kern_pledge.c,v 1.238 2018/07/27 06:15:10 bket Exp $	*/
 
 /*
  * Copyright (c) 2015 Nicholas Marriott <nicm@openbsd.org>
@@ -1256,6 +1256,10 @@ pledge_ioctl(struct proc *p, long com, struct file *fp)
 			if (fp->f_type == DTYPE_SOCKET)
 				return (0);
 			break;
+		case SIOCSIFMTU:
+			if (fp->f_type == DTYPE_SOCKET)
+				return (0);
+			break;
 		}
 	}
 
-- 
2.20.1