net/smc: no link delete for a never active link

If a link is terminated that has never reached the active state,
there is no need to trigger an LLC DELETE LINK.

Signed-off-by: Ursula Braun <ubraun@linux.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ursula Braun 2018-11-22 10:26:38 +01:00 committed by David S. Miller
parent 9ed28556a3
commit 90d8b29cb4

View File

@ -173,8 +173,11 @@ free:
spin_unlock_bh(&smc_lgr_list.lock);
if (!lgr->is_smcd && !lgr->terminating) {
struct smc_link *lnk = &lgr->lnk[SMC_SINGLE_LINK];
/* try to send del link msg, on error free lgr immediately */
if (!smc_link_send_delete(&lgr->lnk[SMC_SINGLE_LINK])) {
if (lnk->state == SMC_LNK_ACTIVE &&
!smc_link_send_delete(lnk)) {
/* reschedule in case we never receive a response */
smc_lgr_schedule_free_work(lgr);
return;