/* Network device part of the driver */
-static unsigned int tun_net_id;
+static int tun_net_id;
struct tun_net {
struct list_head dev_list;
};
break;
case TUN_TAP_DEV:
- dev->netdev_ops = &tun_netdev_ops;
+ dev->netdev_ops = &tap_netdev_ops;
/* Ethernet TAP Device */
ether_setup(dev);
struct tun_net *tn;
struct tun_struct *tun;
struct net_device *dev;
+ const struct cred *cred = current_cred();
int err;
tn = net_generic(net, tun_net_id);
/* Check permissions */
if (((tun->owner != -1 &&
- current->euid != tun->owner) ||
+ cred->euid != tun->owner) ||
(tun->group != -1 &&
- current->egid != tun->group)) &&
- !capable(CAP_NET_ADMIN))
+ cred->egid != tun->group)) &&
+ !capable(CAP_NET_ADMIN)) {
return -EPERM;
+ }
}
else if (__dev_get_by_name(net, ifr->ifr_name))
return -EINVAL;