diff options
Diffstat (limited to 'net/rxrpc/call_accept.c')
| -rw-r--r-- | net/rxrpc/call_accept.c | 25 |
1 files changed, 19 insertions, 6 deletions
diff --git a/net/rxrpc/call_accept.c b/net/rxrpc/call_accept.c index 00982a030744..eccd13f425ea 100644 --- a/net/rxrpc/call_accept.c +++ b/net/rxrpc/call_accept.c @@ -471,13 +471,26 @@ int rxrpc_kernel_charge_accept(struct socket *sock, rxrpc_notify_rx_t notify_rx, unsigned long user_call_ID, gfp_t gfp, unsigned int debug_id) { - struct rxrpc_sock *rx = rxrpc_sk(sock->sk); - struct rxrpc_backlog *b = rx->backlog; + struct rxrpc_backlog *b; + struct rxrpc_sock *rx; + struct sock *sk; + int ret; - if (sock->sk->sk_state == RXRPC_CLOSE) - return -ESHUTDOWN; + sk = sock->sk; + rx = rxrpc_sk(sk); + + lock_sock(sk); + if (sk->sk_state != RXRPC_SERVER_LISTENING || !rx->backlog) { + ret = -ESHUTDOWN; + goto out; + } + + b = rx->backlog; + ret = rxrpc_service_prealloc_one(rx, b, notify_rx, user_call_ID, + gfp, debug_id); - return rxrpc_service_prealloc_one(rx, b, notify_rx, user_call_ID, - gfp, debug_id); +out: + release_sock(sk); + return ret; } EXPORT_SYMBOL(rxrpc_kernel_charge_accept); |