daemon: Provide option to not chdir to root

[openvswitch] / datapath / dp_dev.c

diff --git a/datapath/dp_dev.c b/datapath/dp_dev.c
index 3902a8c5f2eb21e41070eeeb8dd777f63a421b08..422af0205d55466f2483f7799c93f9a09bd2657b 100644 (file)
--- a/datapath/dp_dev.c
+++ b/datapath/dp_dev.c
@@ -130,6 +130,15 @@ static struct ethtool_ops dp_ethtool_ops = {
        .get_tso = ethtool_op_get_tso,
 };
 
+static int dp_dev_change_mtu(struct net_device *dev, int new_mtu)
+{
+       if (new_mtu < 68 || new_mtu > dp_min_mtu(dp_dev_get_dp(dev)))
+               return -EINVAL;
+
+       dev->mtu = new_mtu;
+       return 0;
+}
+
 static int dp_dev_init(struct net_device *netdev)
 {
        struct dp_dev *dp_dev = dp_dev_priv(netdev);
@@ -162,6 +171,7 @@ do_setup(struct net_device *netdev)
        netdev->stop = dp_dev_stop;
        netdev->tx_queue_len = 0;
        netdev->set_mac_address = dp_dev_mac_addr;
+       netdev->change_mtu = dp_dev_change_mtu;
        netdev->init = dp_dev_init;
        netdev->destructor = dp_dev_free;