summaryrefslogtreecommitdiffstats
path: root/net/ipv4/ip_gre.c
diff options
context:
space:
mode:
Diffstat (limited to 'net/ipv4/ip_gre.c')
-rw-r--r--net/ipv4/ip_gre.c40
1 files changed, 20 insertions, 20 deletions
diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c
index 46f9d9cf7a5..abe23923e4e 100644
--- a/net/ipv4/ip_gre.c
+++ b/net/ipv4/ip_gre.c
@@ -10,6 +10,7 @@
*
*/
+#include <linux/capability.h>
#include <linux/config.h>
#include <linux/module.h>
#include <linux/types.h>
@@ -28,6 +29,7 @@
#include <linux/inetdevice.h>
#include <linux/igmp.h>
#include <linux/netfilter_ipv4.h>
+#include <linux/if_ether.h>
#include <net/sock.h>
#include <net/ip.h>
@@ -187,7 +189,7 @@ static struct ip_tunnel * ipgre_tunnel_lookup(u32 remote, u32 local, u32 key)
}
if (ipgre_fb_tunnel_dev->flags&IFF_UP)
- return ipgre_fb_tunnel_dev->priv;
+ return netdev_priv(ipgre_fb_tunnel_dev);
return NULL;
}
@@ -277,7 +279,7 @@ static struct ip_tunnel * ipgre_tunnel_locate(struct ip_tunnel_parm *parms, int
return NULL;
dev->init = ipgre_tunnel_init;
- nt = dev->priv;
+ nt = netdev_priv(dev);
nt->parms = *parms;
if (register_netdevice(dev) < 0) {
@@ -285,9 +287,6 @@ static struct ip_tunnel * ipgre_tunnel_locate(struct ip_tunnel_parm *parms, int
goto failed;
}
- nt = dev->priv;
- nt->parms = *parms;
-
dev_hold(dev);
ipgre_tunnel_link(nt);
return nt;
@@ -298,7 +297,7 @@ failed:
static void ipgre_tunnel_uninit(struct net_device *dev)
{
- ipgre_tunnel_unlink((struct ip_tunnel*)dev->priv);
+ ipgre_tunnel_unlink(netdev_priv(dev));
dev_put(dev);
}
@@ -517,7 +516,7 @@ out:
skb2->dst->ops->update_pmtu(skb2->dst, rel_info);
rel_info = htonl(rel_info);
} else if (type == ICMP_TIME_EXCEEDED) {
- struct ip_tunnel *t = (struct ip_tunnel*)skb2->dev->priv;
+ struct ip_tunnel *t = netdev_priv(skb2->dev);
if (t->parms.iph.ttl) {
rel_type = ICMP_DEST_UNREACH;
rel_code = ICMP_HOST_UNREACH;
@@ -668,7 +667,7 @@ drop_nolock:
static int ipgre_tunnel_xmit(struct sk_buff *skb, struct net_device *dev)
{
- struct ip_tunnel *tunnel = (struct ip_tunnel*)dev->priv;
+ struct ip_tunnel *tunnel = netdev_priv(dev);
struct net_device_stats *stats = &tunnel->stat;
struct iphdr *old_iph = skb->nh.iph;
struct iphdr *tiph;
@@ -831,6 +830,7 @@ static int ipgre_tunnel_xmit(struct sk_buff *skb, struct net_device *dev)
skb->h.raw = skb->nh.raw;
skb->nh.raw = skb_push(skb, gre_hlen);
memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt));
+ IPCB(skb)->flags &= ~(IPSKB_XFRM_TUNNEL_SIZE|IPSKB_XFRM_TRANSFORMED);
dst_release(skb->dst);
skb->dst = &rt->u.dst;
@@ -913,7 +913,7 @@ ipgre_tunnel_ioctl (struct net_device *dev, struct ifreq *ifr, int cmd)
t = ipgre_tunnel_locate(&p, 0);
}
if (t == NULL)
- t = (struct ip_tunnel*)dev->priv;
+ t = netdev_priv(dev);
memcpy(&p, &t->parms, sizeof(p));
if (copy_to_user(ifr->ifr_ifru.ifru_data, &p, sizeof(p)))
err = -EFAULT;
@@ -953,7 +953,7 @@ ipgre_tunnel_ioctl (struct net_device *dev, struct ifreq *ifr, int cmd)
} else {
unsigned nflags=0;
- t = (struct ip_tunnel*)dev->priv;
+ t = netdev_priv(dev);
if (MULTICAST(p.iph.daddr))
nflags = IFF_BROADCAST;
@@ -1002,7 +1002,7 @@ ipgre_tunnel_ioctl (struct net_device *dev, struct ifreq *ifr, int cmd)
if ((t = ipgre_tunnel_locate(&p, 0)) == NULL)
goto done;
err = -EPERM;
- if (t == ipgre_fb_tunnel_dev->priv)
+ if (t == netdev_priv(ipgre_fb_tunnel_dev))
goto done;
dev = t->dev;
}
@@ -1019,12 +1019,12 @@ done:
static struct net_device_stats *ipgre_tunnel_get_stats(struct net_device *dev)
{
- return &(((struct ip_tunnel*)dev->priv)->stat);
+ return &(((struct ip_tunnel*)netdev_priv(dev))->stat);
}
static int ipgre_tunnel_change_mtu(struct net_device *dev, int new_mtu)
{
- struct ip_tunnel *tunnel = (struct ip_tunnel*)dev->priv;
+ struct ip_tunnel *tunnel = netdev_priv(dev);
if (new_mtu < 68 || new_mtu > 0xFFF8 - tunnel->hlen)
return -EINVAL;
dev->mtu = new_mtu;
@@ -1064,7 +1064,7 @@ static int ipgre_tunnel_change_mtu(struct net_device *dev, int new_mtu)
static int ipgre_header(struct sk_buff *skb, struct net_device *dev, unsigned short type,
void *daddr, void *saddr, unsigned len)
{
- struct ip_tunnel *t = (struct ip_tunnel*)dev->priv;
+ struct ip_tunnel *t = netdev_priv(dev);
struct iphdr *iph = (struct iphdr *)skb_push(skb, t->hlen);
u16 *p = (u16*)(iph+1);
@@ -1091,7 +1091,7 @@ static int ipgre_header(struct sk_buff *skb, struct net_device *dev, unsigned sh
static int ipgre_open(struct net_device *dev)
{
- struct ip_tunnel *t = (struct ip_tunnel*)dev->priv;
+ struct ip_tunnel *t = netdev_priv(dev);
if (MULTICAST(t->parms.iph.daddr)) {
struct flowi fl = { .oif = t->parms.link,
@@ -1115,7 +1115,7 @@ static int ipgre_open(struct net_device *dev)
static int ipgre_close(struct net_device *dev)
{
- struct ip_tunnel *t = (struct ip_tunnel*)dev->priv;
+ struct ip_tunnel *t = netdev_priv(dev);
if (MULTICAST(t->parms.iph.daddr) && t->mlink) {
struct in_device *in_dev = inetdev_by_index(t->mlink);
if (in_dev) {
@@ -1140,7 +1140,7 @@ static void ipgre_tunnel_setup(struct net_device *dev)
dev->type = ARPHRD_IPGRE;
dev->hard_header_len = LL_MAX_HEADER + sizeof(struct iphdr) + 4;
- dev->mtu = 1500 - sizeof(struct iphdr) - 4;
+ dev->mtu = ETH_DATA_LEN - sizeof(struct iphdr) - 4;
dev->flags = IFF_NOARP;
dev->iflink = 0;
dev->addr_len = 4;
@@ -1152,10 +1152,10 @@ static int ipgre_tunnel_init(struct net_device *dev)
struct ip_tunnel *tunnel;
struct iphdr *iph;
int hlen = LL_MAX_HEADER;
- int mtu = 1500;
+ int mtu = ETH_DATA_LEN;
int addend = sizeof(struct iphdr) + 4;
- tunnel = (struct ip_tunnel*)dev->priv;
+ tunnel = netdev_priv(dev);
iph = &tunnel->parms.iph;
tunnel->dev = dev;
@@ -1219,7 +1219,7 @@ static int ipgre_tunnel_init(struct net_device *dev)
static int __init ipgre_fb_tunnel_init(struct net_device *dev)
{
- struct ip_tunnel *tunnel = (struct ip_tunnel*)dev->priv;
+ struct ip_tunnel *tunnel = netdev_priv(dev);
struct iphdr *iph = &tunnel->parms.iph;
tunnel->dev = dev;
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-23 11:13:18 +0000