+++ /dev/null
---- a/net/netlink/af_netlink.c
-+++ b/net/netlink/af_netlink.c
-@@ -1231,24 +1231,7 @@ void netlink_detachskb(struct sock *sk,
-
- static struct sk_buff *netlink_trim(struct sk_buff *skb, gfp_t allocation)
- {
-- int delta;
--
- WARN_ON(skb->sk != NULL);
-- delta = skb->end - skb->tail;
-- if (is_vmalloc_addr(skb->head) || delta * 2 < skb->truesize)
-- return skb;
--
-- if (skb_shared(skb)) {
-- struct sk_buff *nskb = skb_clone(skb, allocation);
-- if (!nskb)
-- return skb;
-- consume_skb(skb);
-- skb = nskb;
-- }
--
-- if (!pskb_expand_head(skb, 0, -delta, allocation))
-- skb->truesize -= delta;
--
- return skb;
- }
-