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Commit 1326c3d5 authored by Stephen Hemminger's avatar Stephen Hemminger Committed by David S. Miller
Browse files

ipv6: convert tunnels to net_device_ops 



Like IPV4, convert the tunnel virtual devices to use net_device_ops.

Signed-off-by: default avatarStephen Hemminger <shemminger@vyatta.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 23a12b14

net/ipv6/ip6_tunnel.c

+15 −14
Original line number Diff line number Diff line
@@ -74,8 +74,8 @@ MODULE_LICENSE("GPL"); 
		     (addr)->s6_addr32[2] ^ (addr)->s6_addr32[3]) & \

		    (HASH_SIZE - 1))



static int ip6_fb_tnl_dev_init(struct net_device *dev);

static int ip6_tnl_dev_init(struct net_device *dev);

static void ip6_fb_tnl_dev_init(struct net_device *dev);

static void ip6_tnl_dev_init(struct net_device *dev);

static void ip6_tnl_dev_setup(struct net_device *dev);



static int ip6_tnl_net_id;
@@ -249,7 +249,7 @@ static struct ip6_tnl *ip6_tnl_create(struct net *net, struct ip6_tnl_parm *p) 
	}



	t = netdev_priv(dev);

	dev->init = ip6_tnl_dev_init;

	ip6_tnl_dev_init(dev);

	t->parms = *p;



	if ((err = register_netdevice(dev)) < 0)
@@ -1306,6 +1306,14 @@ ip6_tnl_change_mtu(struct net_device *dev, int new_mtu) 
	return 0;

}





static const struct net_device_ops ip6_tnl_netdev_ops = {

	.ndo_uninit = ip6_tnl_dev_uninit,

	.ndo_start_xmit = ip6_tnl_xmit,

	.ndo_do_ioctl = ip6_tnl_ioctl,

	.ndo_change_mtu = ip6_tnl_change_mtu,

};



/**

 * ip6_tnl_dev_setup - setup virtual tunnel device

 *   @dev: virtual device associated with tunnel
@@ -1316,11 +1324,8 @@ ip6_tnl_change_mtu(struct net_device *dev, int new_mtu) 


static void ip6_tnl_dev_setup(struct net_device *dev)

{

	dev->uninit = ip6_tnl_dev_uninit;

	dev->netdev_ops = &ip6_tnl_netdev_ops;

	dev->destructor = free_netdev;

	dev->hard_start_xmit = ip6_tnl_xmit;

	dev->do_ioctl = ip6_tnl_ioctl;

	dev->change_mtu = ip6_tnl_change_mtu;



	dev->type = ARPHRD_TUNNEL6;

	dev->hard_header_len = LL_MAX_HEADER + sizeof (struct ipv6hdr);
@@ -1349,13 +1354,11 @@ ip6_tnl_dev_init_gen(struct net_device *dev) 
 *   @dev: virtual device associated with tunnel

 **/



static int

ip6_tnl_dev_init(struct net_device *dev)

static void ip6_tnl_dev_init(struct net_device *dev)

{

	struct ip6_tnl *t = netdev_priv(dev);

	ip6_tnl_dev_init_gen(dev);

	ip6_tnl_link_config(t);

	return 0;

}



/**
@@ -1365,8 +1368,7 @@ ip6_tnl_dev_init(struct net_device *dev) 
 * Return: 0

 **/



static int

ip6_fb_tnl_dev_init(struct net_device *dev)

static void ip6_fb_tnl_dev_init(struct net_device *dev)

{

	struct ip6_tnl *t = netdev_priv(dev);

	struct net *net = dev_net(dev);
@@ -1376,7 +1378,6 @@ ip6_fb_tnl_dev_init(struct net_device *dev) 
	t->parms.proto = IPPROTO_IPV6;

	dev_hold(dev);

	ip6n->tnls_wc[0] = t;

	return 0;

}



static struct xfrm6_tunnel ip4ip6_handler = {
@@ -1429,7 +1430,7 @@ static int ip6_tnl_init_net(struct net *net) 
	if (!ip6n->fb_tnl_dev)

		goto err_alloc_dev;



	ip6n->fb_tnl_dev->init = ip6_fb_tnl_dev_init;

	ip6_fb_tnl_dev_init(ip6n->fb_tnl_dev);

	dev_net_set(ip6n->fb_tnl_dev, net);



	err = register_netdev(ip6n->fb_tnl_dev);

net/ipv6/sit.c

+17 −16
Original line number Diff line number Diff line
@@ -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 */