diff options
| author | Ursula Braun <ubraun@linux.vnet.ibm.com> | 2017-04-10 14:58:04 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-04-11 23:01:14 -0400 |
| commit | 288c83902a15acf91863949aec467a20a1e32fe1 (patch) | |
| tree | 6d1559455eee282f19e8dc6a1bc7cb295e23da30 /net/smc | |
| parent | f5227cd9f1d752ad45f08597db8cac4a9436c48d (diff) | |
| download | linux-288c83902a15acf91863949aec467a20a1e32fe1.tar.bz2 | |
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>
Diffstat (limited to 'net/smc')
| -rw-r--r-- | net/smc/af_smc.c | 14 | ||||
| -rw-r--r-- | net/smc/smc_close.c | 1 |
2 files changed, 9 insertions, 6 deletions
diff --git a/net/smc/af_smc.c b/net/smc/af_smc.c index 491a8b2b8b89..5b6ee21368a6 100644 --- a/net/smc/af_smc.c +++ b/net/smc/af_smc.c @@ -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); diff --git a/net/smc/smc_close.c b/net/smc/smc_close.c index 9070720b6d1a..3c2e166b5d22 100644 --- a/net/smc/smc_close.c +++ b/net/smc/smc_close.c @@ -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; |