diff options
Diffstat (limited to 'net/rxrpc/af_rxrpc.c')
| -rw-r--r-- | net/rxrpc/af_rxrpc.c | 19 |
1 files changed, 11 insertions, 8 deletions
diff --git a/net/rxrpc/af_rxrpc.c b/net/rxrpc/af_rxrpc.c index 38512a200db6..a1bcb0e17250 100644 --- a/net/rxrpc/af_rxrpc.c +++ b/net/rxrpc/af_rxrpc.c @@ -33,8 +33,6 @@ unsigned int rxrpc_debug; // = RXRPC_DEBUG_KPROTO; module_param_named(debug, rxrpc_debug, uint, S_IWUSR | S_IRUGO); MODULE_PARM_DESC(debug, "RxRPC debugging mask"); -static int sysctl_rxrpc_max_qlen __read_mostly = 10; - static struct proto rxrpc_proto; static const struct proto_ops rxrpc_rpc_ops; @@ -191,6 +189,7 @@ static int rxrpc_listen(struct socket *sock, int backlog) { struct sock *sk = sock->sk; struct rxrpc_sock *rx = rxrpc_sk(sk); + unsigned int max; int ret; _enter("%p,%d", rx, backlog); @@ -201,17 +200,21 @@ static int rxrpc_listen(struct socket *sock, int backlog) case RXRPC_UNBOUND: ret = -EADDRNOTAVAIL; break; - case RXRPC_CLIENT_UNBOUND: - case RXRPC_CLIENT_BOUND: - default: - ret = -EBUSY; - break; case RXRPC_SERVER_BOUND: ASSERT(rx->local != NULL); + max = READ_ONCE(rxrpc_max_backlog); + ret = -EINVAL; + if (backlog == INT_MAX) + backlog = max; + else if (backlog < 0 || backlog > max) + break; sk->sk_max_ack_backlog = backlog; rx->sk.sk_state = RXRPC_SERVER_LISTENING; ret = 0; break; + default: + ret = -EBUSY; + break; } release_sock(&rx->sk); @@ -591,7 +594,7 @@ static int rxrpc_create(struct net *net, struct socket *sock, int protocol, sock_init_data(sock, sk); sk->sk_state = RXRPC_UNBOUND; sk->sk_write_space = rxrpc_write_space; - sk->sk_max_ack_backlog = sysctl_rxrpc_max_qlen; + sk->sk_max_ack_backlog = 0; sk->sk_destruct = rxrpc_sock_destructor; rx = rxrpc_sk(sk); |