diff options
Diffstat (limited to 'net/smc')
| -rw-r--r-- | net/smc/af_smc.c | 12 | ||||
| -rw-r--r-- | net/smc/smc_cdc.c | 3 | ||||
| -rw-r--r-- | net/smc/smc_core.c | 2 |
3 files changed, 16 insertions, 1 deletions
diff --git a/net/smc/af_smc.c b/net/smc/af_smc.c index ff6dd86bdc9f..50c38b624f77 100644 --- a/net/smc/af_smc.c +++ b/net/smc/af_smc.c @@ -3270,6 +3270,17 @@ static int __smc_create(struct net *net, struct socket *sock, int protocol, sk_common_release(sk); goto out; } + + /* smc_clcsock_release() does not wait smc->clcsock->sk's + * destruction; its sk_state might not be TCP_CLOSE after + * smc->sk is close()d, and TCP timers can be fired later, + * which need net ref. + */ + sk = smc->clcsock->sk; + __netns_tracker_free(net, &sk->ns_tracker, false); + sk->sk_net_refcnt = 1; + get_net_track(net, &sk->ns_tracker, GFP_KERNEL); + sock_inuse_add(net, 1); } else { smc->clcsock = clcsock; } @@ -3501,6 +3512,7 @@ out_pnet: out_nl: smc_nl_exit(); out_ism: + smc_clc_exit(); smc_ism_exit(); out_pernet_subsys_stat: unregister_pernet_subsys(&smc_net_stat_ops); diff --git a/net/smc/smc_cdc.c b/net/smc/smc_cdc.c index 53f63bfbaf5f..89105e95b452 100644 --- a/net/smc/smc_cdc.c +++ b/net/smc/smc_cdc.c @@ -114,6 +114,9 @@ int smc_cdc_msg_send(struct smc_connection *conn, union smc_host_cursor cfed; int rc; + if (unlikely(!READ_ONCE(conn->sndbuf_desc))) + return -ENOBUFS; + smc_cdc_add_pending_send(conn, pend); conn->tx_cdc_seq++; diff --git a/net/smc/smc_core.c b/net/smc/smc_core.c index d52060b2680c..454356771cda 100644 --- a/net/smc/smc_core.c +++ b/net/smc/smc_core.c @@ -1464,7 +1464,7 @@ static void __smc_lgr_terminate(struct smc_link_group *lgr, bool soft) if (lgr->terminating) return; /* lgr already terminating */ /* cancel free_work sync, will terminate when lgr->freeing is set */ - cancel_delayed_work_sync(&lgr->free_work); + cancel_delayed_work(&lgr->free_work); lgr->terminating = 1; /* kill remaining link group connections */ |