diff options
Diffstat (limited to 'net/rxrpc/af_rxrpc.c')
| -rw-r--r-- | net/rxrpc/af_rxrpc.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/net/rxrpc/af_rxrpc.c b/net/rxrpc/af_rxrpc.c index f13cca1e973e..1e8cf3ded81f 100644 --- a/net/rxrpc/af_rxrpc.c +++ b/net/rxrpc/af_rxrpc.c @@ -193,7 +193,7 @@ static int rxrpc_listen(struct socket *sock, int backlog) { struct sock *sk = sock->sk; struct rxrpc_sock *rx = rxrpc_sk(sk); - unsigned int max; + unsigned int max, old; int ret; _enter("%p,%d", rx, backlog); @@ -212,9 +212,13 @@ static int rxrpc_listen(struct socket *sock, int backlog) backlog = max; else if (backlog < 0 || backlog > max) break; + old = sk->sk_max_ack_backlog; sk->sk_max_ack_backlog = backlog; - rx->sk.sk_state = RXRPC_SERVER_LISTENING; - ret = 0; + ret = rxrpc_service_prealloc(rx, GFP_KERNEL); + if (ret == 0) + rx->sk.sk_state = RXRPC_SERVER_LISTENING; + else + sk->sk_max_ack_backlog = old; break; default: ret = -EBUSY; @@ -303,16 +307,19 @@ EXPORT_SYMBOL(rxrpc_kernel_end_call); * rxrpc_kernel_new_call_notification - Get notifications of new calls * @sock: The socket to intercept received messages on * @notify_new_call: Function to be called when new calls appear + * @discard_new_call: Function to discard preallocated calls * * Allow a kernel service to be given notifications about new calls. */ void rxrpc_kernel_new_call_notification( struct socket *sock, - rxrpc_notify_new_call_t notify_new_call) + rxrpc_notify_new_call_t notify_new_call, + rxrpc_discard_new_call_t discard_new_call) { struct rxrpc_sock *rx = rxrpc_sk(sock->sk); rx->notify_new_call = notify_new_call; + rx->discard_new_call = discard_new_call; } EXPORT_SYMBOL(rxrpc_kernel_new_call_notification); @@ -622,6 +629,7 @@ static int rxrpc_release_sock(struct sock *sk) } /* try to flush out this socket */ + rxrpc_discard_prealloc(rx); rxrpc_release_calls_on_socket(rx); flush_workqueue(rxrpc_workqueue); rxrpc_purge_queue(&sk->sk_receive_queue); |