static int ddp_device_event(struct notifier_block *this, unsigned long event,
void *ptr)
{
+ struct net_device *dev = ptr;
+
+ if (dev->nd_net != &init_net)
+ return NOTIFY_DONE;
+
if (event == NETDEV_DOWN)
/* Discard any use of this */
- atalk_dev_down(ptr);
+ atalk_dev_down(dev);
return NOTIFY_DONE;
}
if (copy_from_user(&atreq, arg, sizeof(atreq)))
return -EFAULT;
- dev = __dev_get_by_name(atreq.ifr_name);
+ dev = __dev_get_by_name(&init_net, atreq.ifr_name);
if (!dev)
return -ENODEV;
if (copy_from_user(name, rt.rt_dev, IFNAMSIZ-1))
return -EFAULT;
name[IFNAMSIZ-1] = '\0';
- dev = __dev_get_by_name(name);
+ dev = __dev_get_by_name(&init_net, name);
if (!dev)
return -ENODEV;
}
* Create a socket. Initialise the socket, blank the addresses
* set the state.
*/
-static int atalk_create(struct socket *sock, int protocol)
+static int atalk_create(struct net *net, struct socket *sock, int protocol)
{
struct sock *sk;
int rc = -ESOCKTNOSUPPORT;
+ if (net != &init_net)
+ return -EAFNOSUPPORT;
+
/*
* We permit SOCK_DGRAM and RAW is an extension. It is trivial to do
* and gives you the full ELAP frame. Should be handy for CAP 8)
if (sock->type != SOCK_RAW && sock->type != SOCK_DGRAM)
goto out;
rc = -ENOMEM;
- sk = sk_alloc(PF_APPLETALK, GFP_KERNEL, &ddp_proto, 1);
+ sk = sk_alloc(net, PF_APPLETALK, GFP_KERNEL, &ddp_proto, 1);
if (!sk)
goto out;
rc = 0;
static int handle_ip_over_ddp(struct sk_buff *skb)
{
- struct net_device *dev = __dev_get_by_name("ipddp0");
+ struct net_device *dev = __dev_get_by_name(&init_net, "ipddp0");
struct net_device_stats *stats;
/* This needs to be able to handle ipddp"N" devices */
skb->protocol = htons(ETH_P_IP);
skb_pull(skb, 13);
skb->dev = dev;
- skb->h.raw = skb->data;
+ skb_reset_transport_header(skb);
stats = dev->priv;
stats->rx_packets++;
* @pt - packet type
*
* Receive a packet (in skb) from device dev. This has come from the SNAP
- * decoder, and on entry skb->h.raw is the DDP header, skb->len is the DDP
- * header, skb->len is the DDP length. The physical headers have been
- * extracted. PPP should probably pass frames marked as for this layer.
- * [ie ARPHRD_ETHERTALK]
+ * decoder, and on entry skb->transport_header is the DDP header, skb->len
+ * is the DDP header, skb->len is the DDP length. The physical headers
+ * have been extracted. PPP should probably pass frames marked as for this
+ * layer. [ie ARPHRD_ETHERTALK]
*/
static int atalk_rcv(struct sk_buff *skb, struct net_device *dev,
struct packet_type *pt, struct net_device *orig_dev)
int origlen;
__u16 len_hops;
+ if (dev->nd_net != &init_net)
+ goto freeit;
+
/* Don't mangle buffer if shared */
if (!(skb = skb_share_check(skb, GFP_ATOMIC)))
goto out;
static int ltalk_rcv(struct sk_buff *skb, struct net_device *dev,
struct packet_type *pt, struct net_device *orig_dev)
{
+ if (dev->nd_net != &init_net)
+ goto freeit;
+
/* Expand any short form frames */
- if (skb->mac.raw[2] == 1) {
+ if (skb_mac_header(skb)[2] == 1) {
struct ddpehdr *ddp;
/* Find our address */
struct atalk_addr *ap = atalk_find_dev_addr(dev);
* we write the network numbers !
*/
- ddp->deh_dnode = skb->mac.raw[0]; /* From physical header */
- ddp->deh_snode = skb->mac.raw[1]; /* From physical header */
+ ddp->deh_dnode = skb_mac_header(skb)[0]; /* From physical header */
+ ddp->deh_snode = skb_mac_header(skb)[1]; /* From physical header */
ddp->deh_dnet = ap->s_net; /* Network number */
ddp->deh_snet = ap->s_net;
/* Non routable, so force a drop if we slip up later */
ddp->deh_len_hops = htons(skb->len + (DDP_MAXHOPS << 10));
}
- skb->h.raw = skb->data;
+ skb_reset_transport_header(skb);
return atalk_rcv(skb, dev, pt, orig_dev);
freeit:
.sendpage = sock_no_sendpage,
};
-#include <linux/smp_lock.h>
SOCKOPS_WRAP(atalk_dgram, PF_APPLETALK);
static struct notifier_block ddp_notifier = {