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authorUrsula Braun <ubraun@linux.vnet.ibm.com>2017-04-10 14:58:04 +0200
committerDavid S. Miller <davem@davemloft.net>2017-04-11 23:01:14 -0400
commit288c83902a15acf91863949aec467a20a1e32fe1 (patch)
tree6d1559455eee282f19e8dc6a1bc7cb295e23da30 /net/smc/af_smc.c
parentf5227cd9f1d752ad45f08597db8cac4a9436c48d (diff)
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/af_smc.c')
-rw-r--r--net/smc/af_smc.c14
1 files changed, 9 insertions, 5 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);