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net/smc: destruct non-accepted sockets 

Make sure sockets never accepted are removed cleanly.

Signed-off-by: Ursula Braun <ubraun@linux.vnet.ibm.com>
Reviewed-by: Thomas Richter <tmricht@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
zero-colors
Ursula Braun 2017-04-10 14:58:04 +02:00 committed by David S. Miller
parent f5227cd9f1
commit 288c83902a
2 changed files with 9 additions and 6 deletions
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14
net/smc/af_smc.c
View File

@ -638,7 +638,8 @@ struct sock *smc_accept_dequeue(struct sock *parent,
smc_accept_unlink(new_sk);
if (new_sk->sk_state == SMC_CLOSED) {
/* tbd in follow-on patch: close this sock */
new_sk->sk_prot->unhash(new_sk);
sock_put(new_sk);
continue;
}
if (new_sock)
@ -658,8 +659,13 @@ void smc_close_non_accepted(struct sock *sk)
if (!sk->sk_lingertime)
/* wait for peer closing */
sk->sk_lingertime = SMC_MAX_STREAM_WAIT_TIMEOUT;
if (!smc->use_fallback)
if (smc->use_fallback) {
sk->sk_state = SMC_CLOSED;
} else {
smc_close_active(smc);
sock_set_flag(sk, SOCK_DEAD);
sk->sk_shutdown |= SHUTDOWN_MASK;
}
if (smc->clcsock) {
struct socket *tcp;
@ -667,11 +673,9 @@ void smc_close_non_accepted(struct sock *sk)
smc->clcsock = NULL;
sock_release(tcp);
}
sock_set_flag(sk, SOCK_DEAD);
sk->sk_shutdown |= SHUTDOWN_MASK;
if (smc->use_fallback) {
schedule_delayed_work(&smc->sock_put_work, TCP_TIMEWAIT_LEN);
} else {
} else if (sk->sk_state == SMC_CLOSED) {
smc_conn_free(&smc->conn);
schedule_delayed_work(&smc->sock_put_work,
SMC_CLOSE_SOCK_PUT_DELAY);

1
net/smc/smc_close.c
View File

@ -191,7 +191,6 @@ again:
sk->sk_state = SMC_CLOSED;
if (smc->smc_listen_work.func)
cancel_work_sync(&smc->smc_listen_work);
sock_put(sk);
break;
case SMC_LISTEN:
sk->sk_state = SMC_CLOSED;