[PATCH 4.10 27/63] bonding: use ETH_MAX_MTU as max mtu

From: Greg Kroah-Hartman
Date: Mon Mar 20 2017 - 14:00:34 EST


4.10-stable review patch. If anyone has any objections, please let me know.

------------------

From: WANG Cong <xiyou.wangcong@xxxxxxxxx>


[ Upstream commit 31c05415f5b471fd333fe42629788364faea8e0d ]

This restores the ability of setting bond device's mtu to 9000.

Fixes: 91572088e3fd ("net: use core MTU range checking in core net infra")
Reported-by: daznis@xxxxxxxxx
Reported-by: Brad Campbell <lists2009@xxxxxxxxxxxxxxx>
Cc: Jarod Wilson <jarod@xxxxxxxxxx>
Signed-off-by: Cong Wang <xiyou.wangcong@xxxxxxxxx>
Signed-off-by: Jay Vosburgh <jay.vosburgh@xxxxxxxxxxxxx>
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/net/bonding/bond_main.c | 1 +
1 file changed, 1 insertion(+)

--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -4185,6 +4185,7 @@ void bond_setup(struct net_device *bond_

/* Initialize the device entry points */
ether_setup(bond_dev);
+ bond_dev->max_mtu = ETH_MAX_MTU;
bond_dev->netdev_ops = &bond_netdev_ops;
bond_dev->ethtool_ops = &bond_ethtool_ops;