From 1326c3d5a4b792a2b15877feb7fb691f8945d203 Mon Sep 17 00:00:00 2001 From: Stephen Hemminger Date: Thu, 20 Nov 2008 20:33:56 -0800 Subject: ipv6: convert tunnels to net_device_ops Like IPV4, convert the tunnel virtual devices to use net_device_ops. Signed-off-by: Stephen Hemminger Signed-off-by: David S. Miller --- net/ipv6/sit.c | 33 +++++++++++++++++---------------- 1 file changed, 17 insertions(+), 16 deletions(-) (limited to 'net/ipv6/sit.c') diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c index b7a50e96850..1ebf99a6776 100644 --- a/net/ipv6/sit.c +++ b/net/ipv6/sit.c @@ -62,8 +62,8 @@ #define HASH_SIZE 16 #define HASH(addr) (((__force u32)addr^((__force u32)addr>>4))&0xF) -static int ipip6_fb_tunnel_init(struct net_device *dev); -static int ipip6_tunnel_init(struct net_device *dev); +static void ipip6_fb_tunnel_init(struct net_device *dev); +static void ipip6_tunnel_init(struct net_device *dev); static void ipip6_tunnel_setup(struct net_device *dev); static int sit_net_id; @@ -188,7 +188,8 @@ static struct ip_tunnel * ipip6_tunnel_locate(struct net *net, } nt = netdev_priv(dev); - dev->init = ipip6_tunnel_init; + ipip6_tunnel_init(dev); + nt->parms = *parms; if (parms->i_flags & SIT_ISATAP) @@ -926,13 +927,17 @@ static int ipip6_tunnel_change_mtu(struct net_device *dev, int new_mtu) return 0; } +static const struct net_device_ops ipip6_netdev_ops = { + .ndo_uninit = ipip6_tunnel_uninit, + .ndo_start_xmit = ipip6_tunnel_xmit, + .ndo_do_ioctl = ipip6_tunnel_ioctl, + .ndo_change_mtu = ipip6_tunnel_change_mtu, +}; + static void ipip6_tunnel_setup(struct net_device *dev) { - dev->uninit = ipip6_tunnel_uninit; + dev->netdev_ops = &ipip6_netdev_ops; dev->destructor = free_netdev; - dev->hard_start_xmit = ipip6_tunnel_xmit; - dev->do_ioctl = ipip6_tunnel_ioctl; - dev->change_mtu = ipip6_tunnel_change_mtu; dev->type = ARPHRD_SIT; dev->hard_header_len = LL_MAX_HEADER + sizeof(struct iphdr); @@ -943,11 +948,9 @@ static void ipip6_tunnel_setup(struct net_device *dev) dev->features |= NETIF_F_NETNS_LOCAL; } -static int ipip6_tunnel_init(struct net_device *dev) +static void ipip6_tunnel_init(struct net_device *dev) { - struct ip_tunnel *tunnel; - - tunnel = netdev_priv(dev); + struct ip_tunnel *tunnel = netdev_priv(dev); tunnel->dev = dev; strcpy(tunnel->parms.name, dev->name); @@ -956,11 +959,9 @@ static int ipip6_tunnel_init(struct net_device *dev) memcpy(dev->broadcast, &tunnel->parms.iph.daddr, 4); ipip6_tunnel_bind_dev(dev); - - return 0; } -static int ipip6_fb_tunnel_init(struct net_device *dev) +static void ipip6_fb_tunnel_init(struct net_device *dev) { struct ip_tunnel *tunnel = netdev_priv(dev); struct iphdr *iph = &tunnel->parms.iph; @@ -977,7 +978,6 @@ static int ipip6_fb_tunnel_init(struct net_device *dev) dev_hold(dev); sitn->tunnels_wc[0] = tunnel; - return 0; } static struct xfrm_tunnel sit_handler = { @@ -1026,7 +1026,7 @@ static int sit_init_net(struct net *net) goto err_alloc_dev; } - sitn->fb_tunnel_dev->init = ipip6_fb_tunnel_init; + ipip6_fb_tunnel_init(sitn->fb_tunnel_dev); dev_net_set(sitn->fb_tunnel_dev, net); if ((err = register_netdev(sitn->fb_tunnel_dev))) @@ -1035,6 +1035,7 @@ static int sit_init_net(struct net *net) return 0; err_reg_dev: + dev_put(sitn->fb_tunnel_dev); free_netdev(sitn->fb_tunnel_dev); err_alloc_dev: /* nothing */ -- cgit v1.2.3-18-g5258