case SIOCADDRT: {
struct net_device *dev = NULL;
- /*
- * FIXME: the name of the device is still in user
- * space, isn't it?
- */
if (rt.rt_dev) {
- dev = __dev_get_by_name(rt.rt_dev);
+ char name[IFNAMSIZ];
+ if (copy_from_user(name, rt.rt_dev, IFNAMSIZ-1))
+ return -EFAULT;
+ name[IFNAMSIZ-1] = '\0';
+ dev = __dev_get_by_name(name);
if (!dev)
return -ENODEV;
}