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ipip,gre,vti,sit: implement ndo_get_iflink

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Don't use dev->iflink anymore.

CC: Steffen Klassert <steffen.klassert@secunet.com>
Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Nicolas Dichtel 2015-04-02 17:07:02 +02:00 • committed by David S. Miller
commit 1e99584b91
6 changed files with 14 additions and 5 deletions
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1
include/net/ip_tunnels.h
View file

@ -142,6 +142,7 @@ int ip_tunnel_init(struct net_device *dev);
void ip_tunnel_uninit(struct net_device *dev);
void ip_tunnel_dellink(struct net_device *dev, struct list_head *head);
struct net *ip_tunnel_get_link_net(const struct net_device *dev);
int ip_tunnel_get_iflink(const struct net_device *dev);
int ip_tunnel_init_net(struct net *net, int ip_tnl_net_id,
struct rtnl_link_ops *ops, char *devname);

2
net/ipv4/ip_gre.c
View file

@ -456,6 +456,7 @@ static const struct net_device_ops ipgre_netdev_ops = {
.ndo_do_ioctl = ipgre_tunnel_ioctl,
.ndo_change_mtu = ip_tunnel_change_mtu,
.ndo_get_stats64 = ip_tunnel_get_stats64,
.ndo_get_iflink = ip_tunnel_get_iflink,
};
#define GRE_FEATURES (NETIF_F_SG | \
@ -686,6 +687,7 @@ static const struct net_device_ops gre_tap_netdev_ops = {
.ndo_validate_addr = eth_validate_addr,
.ndo_change_mtu = ip_tunnel_change_mtu,
.ndo_get_stats64 = ip_tunnel_get_stats64,
.ndo_get_iflink = ip_tunnel_get_iflink,
};
static void ipgre_tap_setup(struct net_device *dev)

9
net/ipv4/ip_tunnel.c
View file

@ -389,7 +389,6 @@ static int ip_tunnel_bind_dev(struct net_device *dev)
hlen = tdev->hard_header_len + tdev->needed_headroom;
mtu = tdev->mtu;
}
dev->iflink = tunnel->parms.link;
dev->needed_headroom = t_hlen + hlen;
mtu -= (dev->hard_header_len + t_hlen);
@ -980,6 +979,14 @@ struct net *ip_tunnel_get_link_net(const struct net_device *dev)
}
EXPORT_SYMBOL(ip_tunnel_get_link_net);
int ip_tunnel_get_iflink(const struct net_device *dev)
{
struct ip_tunnel *tunnel = netdev_priv(dev);
return tunnel->parms.link;
}
EXPORT_SYMBOL(ip_tunnel_get_iflink);
int ip_tunnel_init_net(struct net *net, int ip_tnl_net_id,
struct rtnl_link_ops *ops, char *devname)
{

2
net/ipv4/ip_vti.c
View file

@ -341,6 +341,7 @@ static const struct net_device_ops vti_netdev_ops = {
.ndo_do_ioctl = vti_tunnel_ioctl,
.ndo_change_mtu = ip_tunnel_change_mtu,
.ndo_get_stats64 = ip_tunnel_get_stats64,
.ndo_get_iflink = ip_tunnel_get_iflink,
};
static void vti_tunnel_setup(struct net_device *dev)
@ -361,7 +362,6 @@ static int vti_tunnel_init(struct net_device *dev)
dev->hard_header_len = LL_MAX_HEADER + sizeof(struct iphdr);
dev->mtu = ETH_DATA_LEN;
dev->flags = IFF_NOARP;
dev->iflink = 0;
dev->addr_len = 4;
dev->features |= NETIF_F_LLTX;
netif_keep_dst(dev);

2
net/ipv4/ipip.c
View file

@ -272,6 +272,7 @@ static const struct net_device_ops ipip_netdev_ops = {
.ndo_do_ioctl = ipip_tunnel_ioctl,
.ndo_change_mtu = ip_tunnel_change_mtu,
.ndo_get_stats64 = ip_tunnel_get_stats64,
.ndo_get_iflink = ip_tunnel_get_iflink,
};
#define IPIP_FEATURES (NETIF_F_SG | \
@ -286,7 +287,6 @@ static void ipip_tunnel_setup(struct net_device *dev)
dev->type = ARPHRD_TUNNEL;
dev->flags = IFF_NOARP;
dev->iflink = 0;
dev->addr_len = 4;
dev->features |= NETIF_F_LLTX;
netif_keep_dst(dev);

3
net/ipv6/sit.c
View file

@ -1076,7 +1076,6 @@ static void ipip6_tunnel_bind_dev(struct net_device *dev)
if (dev->mtu < IPV6_MIN_MTU)
dev->mtu = IPV6_MIN_MTU;
}
dev->iflink = tunnel->parms.link;
}
static void ipip6_tunnel_update(struct ip_tunnel *t, struct ip_tunnel_parm *p)
@ -1336,6 +1335,7 @@ static const struct net_device_ops ipip6_netdev_ops = {
.ndo_do_ioctl = ipip6_tunnel_ioctl,
.ndo_change_mtu = ipip6_tunnel_change_mtu,
.ndo_get_stats64 = ip_tunnel_get_stats64,
.ndo_get_iflink = ip_tunnel_get_iflink,
};
static void ipip6_dev_free(struct net_device *dev)
@ -1366,7 +1366,6 @@ static void ipip6_tunnel_setup(struct net_device *dev)
dev->mtu = ETH_DATA_LEN - t_hlen;
dev->flags = IFF_NOARP;
netif_keep_dst(dev);
dev->iflink = 0;
dev->addr_len = 4;
dev->features |= NETIF_F_LLTX;
dev->features |= SIT_FEATURES;