diff options
Diffstat (limited to 'drivers/net/tun.c')
| -rw-r--r-- | drivers/net/tun.c | 31 |
1 files changed, 22 insertions, 9 deletions
diff --git a/drivers/net/tun.c b/drivers/net/tun.c index 33b6d1b122f..b4c94144475 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -305,6 +305,22 @@ tun_net_change_mtu(struct net_device *dev, int new_mtu) return 0; } +static const struct net_device_ops tun_netdev_ops = { + .ndo_open = tun_net_open, + .ndo_stop = tun_net_close, + .ndo_change_mtu = tun_net_change_mtu, + +}; + +static const struct net_device_ops tap_netdev_ops = { + .ndo_open = tun_net_open, + .ndo_stop = tun_net_close, + .ndo_change_mtu = tun_net_change_mtu, + .ndo_set_multicast_list = tun_net_mclist, + .ndo_set_mac_address = eth_mac_addr, + .ndo_validate_addr = eth_validate_addr, +}; + /* Initialize net device. */ static void tun_net_init(struct net_device *dev) { @@ -312,11 +328,12 @@ static void tun_net_init(struct net_device *dev) switch (tun->flags & TUN_TYPE_MASK) { case TUN_TUN_DEV: + dev->netdev_ops = &tun_netdev_ops; + /* Point-to-Point TUN Device */ dev->hard_header_len = 0; dev->addr_len = 0; dev->mtu = 1500; - dev->change_mtu = tun_net_change_mtu; /* Zero header length */ dev->type = ARPHRD_NONE; @@ -325,10 +342,9 @@ static void tun_net_init(struct net_device *dev) break; case TUN_TAP_DEV: + dev->netdev_ops = &tun_netdev_ops; /* Ethernet TAP Device */ ether_setup(dev); - dev->change_mtu = tun_net_change_mtu; - dev->set_multicast_list = tun_net_mclist; random_ether_addr(dev->dev_addr); @@ -529,7 +545,6 @@ static __inline__ ssize_t tun_get_user(struct tun_struct *tun, struct iovec *iv, } netif_rx_ni(skb); - tun->dev->last_rx = jiffies; tun->dev->stats.rx_packets++; tun->dev->stats.rx_bytes += len; @@ -676,9 +691,7 @@ static void tun_setup(struct net_device *dev) tun->owner = -1; tun->group = -1; - dev->open = tun_net_open; dev->hard_start_xmit = tun_net_xmit; - dev->stop = tun_net_close; dev->ethtool_ops = &tun_ethtool_ops; dev->destructor = free_netdev; dev->features |= NETIF_F_NETNS_LOCAL; @@ -750,6 +763,7 @@ static int tun_set_iff(struct net *net, struct file *file, struct ifreq *ifr) return -ENOMEM; dev_net_set(dev, net); + tun = netdev_priv(dev); tun->dev = dev; tun->flags = flags; @@ -883,7 +897,6 @@ static int tun_chr_ioctl(struct inode *inode, struct file *file, void __user* argp = (void __user*)arg; struct ifreq ifr; int ret; - DECLARE_MAC_BUF(mac); if (cmd == TUNSETIFF || _IOC_TYPE(cmd) == 0x89) if (copy_from_user(&ifr, argp, sizeof ifr)) @@ -1011,8 +1024,8 @@ static int tun_chr_ioctl(struct inode *inode, struct file *file, case SIOCSIFHWADDR: /* Set hw address */ - DBG(KERN_DEBUG "%s: set hw address: %s\n", - tun->dev->name, print_mac(mac, ifr.ifr_hwaddr.sa_data)); + DBG(KERN_DEBUG "%s: set hw address: %pM\n", + tun->dev->name, ifr.ifr_hwaddr.sa_data); rtnl_lock(); ret = dev_set_mac_address(tun->dev, &ifr.ifr_hwaddr); |