| 1 | --- a/net/netlink/af_netlink.c |
| 2 | +++ b/net/netlink/af_netlink.c |
| 3 | @@ -895,25 +895,7 @@ void netlink_detachskb(struct sock *sk, |
| 4 | |
| 5 | static struct sk_buff *netlink_trim(struct sk_buff *skb, gfp_t allocation) |
| 6 | { |
| 7 | - int delta; |
| 8 | - |
| 9 | skb_orphan(skb); |
| 10 | - |
| 11 | - delta = skb->end - skb->tail; |
| 12 | - if (delta * 2 < skb->truesize) |
| 13 | - return skb; |
| 14 | - |
| 15 | - if (skb_shared(skb)) { |
| 16 | - struct sk_buff *nskb = skb_clone(skb, allocation); |
| 17 | - if (!nskb) |
| 18 | - return skb; |
| 19 | - consume_skb(skb); |
| 20 | - skb = nskb; |
| 21 | - } |
| 22 | - |
| 23 | - if (!pskb_expand_head(skb, 0, -delta, allocation)) |
| 24 | - skb->truesize -= delta; |
| 25 | - |
| 26 | return skb; |
| 27 | } |
| 28 | |
| 29 | |
