From d07007743d017f8ae01231f703d5009e0e8006bd Mon Sep 17 00:00:00 2001
From: Alexander Bluhm <alexander.bluhm@gmx.net>
Date: Sat, 3 Aug 2024 22:29:49 +0200
Subject: [PATCH] Limit mtu for jumbo to 10000, max mtu of virtual switches is
 unknown.

---
 netlink.pl | 1 +
 1 file changed, 1 insertion(+)

diff --git a/netlink.pl b/netlink.pl
index 6387eec..7af457b 100755
--- a/netlink.pl
+++ b/netlink.pl
@@ -372,6 +372,7 @@ sub good {
     my $mtu = 1500;
     if ($modify eq 'jumbo' && $hwhardmtu) {
 	($mtu = $hwhardmtu) =~ s/...$/000/ if $hwhardmtu >= 2000;
+	$mtu = 10000 if $mtu > 10000;
 	$lnx_l_mtu = $mtu if $if eq $obsd_l_if;
 	$lnx_r_mtu = $mtu if $if eq $obsd_r_if;
     }