optoff = protoff + sizeof(struct tcphdr);
optend = protoff + tcph->doff * 4;
- if (!skb_make_writable(skb, optend))
+ if (skb_ensure_writable(skb, optend))
return 0;
tcph = (void *)skb->data + protoff;
this_way = &seqadj->seq[dir];
other_way = &seqadj->seq[!dir];
- if (!skb_make_writable(skb, protoff + sizeof(*tcph)))
+ if (skb_ensure_writable(skb, protoff + sizeof(*tcph)))
return 0;
tcph = (void *)skb->data + protoff;