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authorStephen Hemminger2008-11-20 20:33:56 -0800
committerDavid S. Miller2008-11-20 20:33:56 -0800
commit1326c3d5a4b792a2b15877feb7fb691f8945d203 (patch)
treeec87c30b83541f2f96c864e4fc7096fcec9490b3 /net/ipv6/sit.c
parent23a12b14715e2dcd34dc8002927263ad3437344c (diff)
ipv6: convert tunnels to net_device_ops
Like IPV4, convert the tunnel virtual devices to use net_device_ops. Signed-off-by: Stephen Hemminger <shemminger@vyatta.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/sit.c')
-rw-r--r--net/ipv6/sit.c33
1 files changed, 17 insertions, 16 deletions
diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c
index b7a50e968506..1ebf99a6776e 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 */