blob: 56cda6b7e164d3af426bd54175b9f098fe7c126d (
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This was added in commit 46d3ceabd8d98ed0ad10f20c595ca784e34786c5 (tcp:
TCP Small Queues) but we need it for pppoatm too.
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -810,6 +810,8 @@ struct proto {
int (*backlog_rcv) (struct sock *sk,
struct sk_buff *skb);
+ void (*release_cb)(struct sock *sk);
+
/* Keeping track of sk's, looking them up, and port selection methods. */
void (*hash)(struct sock *sk);
void (*unhash)(struct sock *sk);
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -2138,6 +2138,10 @@ void release_sock(struct sock *sk)
spin_lock_bh(&sk->sk_lock.slock);
if (sk->sk_backlog.tail)
__release_sock(sk);
+
+ if (sk->sk_prot->release_cb)
+ sk->sk_prot->release_cb(sk);
+
sk->sk_lock.owned = 0;
if (waitqueue_active(&sk->sk_lock.wq))
wake_up(&sk->sk_lock.wq);
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