mlxsw: item: Make char *buf arg constant for getters

[karo-tx-linux.git] / drivers / net / macvlan.c

diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c
index 3234fcdea31745046cc5a7ac20f2ca676ddcb2e4..a0644158647a86af5930cc4c35a9bca02a2770a8 100644 (file)
--- a/drivers/net/macvlan.c
+++ b/drivers/net/macvlan.c
@@ -777,7 +777,7 @@ static int macvlan_change_mtu(struct net_device *dev, int new_mtu)
 {
        struct macvlan_dev *vlan = netdev_priv(dev);
 
-       if (new_mtu < 68 || vlan->lowerdev->mtu < new_mtu)
+       if (vlan->lowerdev->mtu < new_mtu)
                return -EINVAL;
        dev->mtu = new_mtu;
        return 0;
@@ -1085,6 +1085,8 @@ void macvlan_common_setup(struct net_device *dev)
 {
        ether_setup(dev);
 
+       dev->min_mtu            = 0;
+       dev->max_mtu            = ETH_MAX_MTU;
        dev->priv_flags        &= ~IFF_TX_SKB_SHARING;
        netif_keep_dst(dev);
        dev->priv_flags        |= IFF_UNICAST_FLT;
@@ -1297,6 +1299,10 @@ int macvlan_common_newlink(struct net *src_net, struct net_device *dev,
        else if (dev->mtu > lowerdev->mtu)
                return -EINVAL;
 
+       /* MTU range: 68 - lowerdev->max_mtu */
+       dev->min_mtu = ETH_MIN_MTU;
+       dev->max_mtu = lowerdev->max_mtu;
+
        if (!tb[IFLA_ADDRESS])
                eth_hw_addr_random(dev);