netdev - [PATCH net] ipvlan: use ETH_MAX

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Message-Id: <3a944c2cbcff6df280847770decca4875b671959.1529309757.git.lucien.xin@gmail.com>
Date:   Mon, 18 Jun 2018 16:15:57 +0800
From:   Xin Long <lucien.xin@...il.com>
To:     network dev <netdev@...r.kernel.org>
Cc:     davem@...emloft.net, Jarod Wilson <jarod@...hat.com>,
        Mahesh Bandewar <maheshb@...gle.com>
Subject: [PATCH net] ipvlan: use ETH_MAX_MTU as max mtu

Similar to the fixes on team and bonding, this restores the ability
to set an ipvlan device's mtu to anything higher than 1500.

Fixes: 91572088e3fd ("net: use core MTU range checking in core net infra")
Signed-off-by: Xin Long <lucien.xin@...il.com>
---
 drivers/net/ipvlan/ipvlan_main.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/ipvlan/ipvlan_main.c b/drivers/net/ipvlan/ipvlan_main.c
index 4377c26..d02f0a7 100644
--- a/drivers/net/ipvlan/ipvlan_main.c
+++ b/drivers/net/ipvlan/ipvlan_main.c
@@ -693,6 +693,7 @@ void ipvlan_link_setup(struct net_device *dev)
 {
 	ether_setup(dev);
 
+	dev->max_mtu = ETH_MAX_MTU;
 	dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
 	dev->priv_flags |= IFF_UNICAST_FLT | IFF_NO_QUEUE;
 	dev->netdev_ops = &ipvlan_netdev_ops;
-- 
2.1.0