[PATCH net-next 08/10] net/smc: set link inactive before calling smc_lgr_free()

[Ursula Braun]

From: Karsten Graul <kgr...@linux.ibm.com>

Before smc_lgr_free() is called the link must be set inactive by calling
smc_llc_link_inactive().

Signed-off-by: Karsten Graul <kgr...@linux.ibm.com>
Signed-off-by: Ursula Braun <ubr...@linux.ibm.com>
---
 net/smc/af_smc.c   | 1 +
 net/smc/smc_core.c | 5 ++++-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/net/smc/af_smc.c b/net/smc/af_smc.c
index ecf9ba68501b..d15762b057c0 100644
--- a/net/smc/af_smc.c
+++ b/net/smc/af_smc.c
@@ -1644,6 +1644,7 @@ static void __exit smc_exit(void)
        spin_unlock_bh(&smc_lgr_list.lock);
        list_for_each_entry_safe(lgr, lg, &lgr_freeing_list, list) {
                list_del_init(&lgr->list);
+               smc_llc_link_inactive(&lgr->lnk[SMC_SINGLE_LINK]);
                cancel_delayed_work_sync(&lgr->free_work);
                smc_lgr_free(lgr); /* free link group */
        }
diff --git a/net/smc/smc_core.c b/net/smc/smc_core.c
index 4523bbad8a15..a48ee00b65ff 100644
--- a/net/smc/smc_core.c
+++ b/net/smc/smc_core.c
@@ -148,8 +148,11 @@ static void smc_lgr_free_work(struct work_struct *work)
        list_del_init(&lgr->list); /* remove from smc_lgr_list */
 free:
        spin_unlock_bh(&smc_lgr_list.lock);
-       if (!delayed_work_pending(&lgr->free_work))
+       if (!delayed_work_pending(&lgr->free_work)) {
+               if (lgr->lnk[SMC_SINGLE_LINK].state != SMC_LNK_INACTIVE)
+                       smc_llc_link_inactive(&lgr->lnk[SMC_SINGLE_LINK]);
                smc_lgr_free(lgr);
+       }
 }
 
 /* create a new SMC link group */
-- 
2.16.3