int i;
for (i=1; i<100; i++) {
sprintf(name, "gre%d", i);
- if (__dev_get_by_name(name) == NULL)
+ if (__dev_get_by_name(&init_net, name) == NULL)
break;
}
if (i==100)
max_headroom = LL_RESERVED_SPACE(tdev) + gre_hlen;
- if (skb_headroom(skb) < max_headroom || skb_cloned(skb) || skb_shared(skb)) {
+ if (skb_headroom(skb) < max_headroom || skb_shared(skb)||
+ (skb_cloned(skb) && !skb_clone_writable(skb, 0))) {
struct sk_buff *new_skb = skb_realloc_headroom(skb, max_headroom);
if (!new_skb) {
ip_rt_put(rt);
}
if (!tdev && tunnel->parms.link)
- tdev = __dev_get_by_index(tunnel->parms.link);
+ tdev = __dev_get_by_index(&init_net, tunnel->parms.link);
if (tdev) {
hlen = tdev->hard_header_len;