[LLC]: Do better struct sock accounting on skbs
Signed-off-by: Jochen Friedrich <jochen@scram.de>
Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com>
diff --git a/net/llc/llc_conn.c b/net/llc/llc_conn.c
index d3783f8..9f0e10e 100644
--- a/net/llc/llc_conn.c
+++ b/net/llc/llc_conn.c
@@ -90,8 +90,8 @@
switch (ev->ind_prim) {
case LLC_DATA_PRIM:
- llc_save_primitive(skb, LLC_DATA_PRIM);
- if (sock_queue_rcv_skb(sk, skb)) {
+ llc_save_primitive(sk, skb, LLC_DATA_PRIM);
+ if (unlikely(sock_queue_rcv_skb(sk, skb))) {
/*
* shouldn't happen
*/
@@ -103,6 +103,11 @@
case LLC_CONN_PRIM: {
struct sock *parent = skb->sk;
+ skb_orphan(skb);
+ /*
+ * Set the skb->sk to the new struct sock, so that at accept
+ * type the upper layer can get the newly created struct sock.
+ */
skb->sk = sk;
skb_queue_tail(&parent->sk_receive_queue, skb);
sk->sk_state_change(parent);
@@ -702,10 +707,9 @@
memcpy(&llc->daddr, &saddr, sizeof(llc->daddr));
llc_sap_add_socket(sap, sk);
sock_hold(sk);
+ skb_set_owner_r(skb, parent);
sock_put(parent);
- skb->sk = parent;
- } else
- skb->sk = sk;
+ }
bh_lock_sock(sk);
if (!sock_owned_by_user(sk))
llc_conn_rcv(sk, skb);