ipq_mangle_ipv6(ipq_verdict_msg_t *v, struct nf_queue_entry *e)
{
int diff;
- int err;
struct ipv6hdr *user_iph = (struct ipv6hdr *)v->payload;
+ struct sk_buff *nskb;
if (v->data_len < sizeof(*user_iph))
return 0;
if (v->data_len > 0xFFFF)
return -EINVAL;
if (diff > skb_tailroom(e->skb)) {
- err = pskb_expand_head(e->skb, 0,
+ nskb = skb_copy_expand(e->skb, 0,
diff - skb_tailroom(e->skb),
GFP_ATOMIC);
- if (err) {
+ if (!nskb) {
printk(KERN_WARNING "ip6_queue: OOM "
"in mangle, dropping packet\n");
- return err;
+ return -ENOMEM;
}
+ kfree_skb(e->skb);
+ e->skb = nskb;
}
skb_put(e->skb, diff);
}