netdev - [PATCH net-next 2/2] net/smc: no need to flush smcd_dev's event

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Date:   Wed,  2 Jun 2021 10:56:26 +0200
From:   Karsten Graul <kgraul@...ux.ibm.com>
To:     David Miller <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>
Cc:     Heiko Carstens <hca@...ux.ibm.com>,
        Stefan Raspl <raspl@...ux.ibm.com>, netdev@...r.kernel.org,
        linux-s390@...r.kernel.org
Subject: [PATCH net-next 2/2] net/smc: no need to flush smcd_dev's event_wq before destroying it

From: Julian Wiedmann <jwi@...ux.ibm.com>

destroy_workqueue() already calls drain_workqueue(), which is a stronger
variant of flush_workqueue().

Signed-off-by: Julian Wiedmann <jwi@...ux.ibm.com>
Signed-off-by: Karsten Graul <kgraul@...ux.ibm.com>
---
 net/smc/smc_ism.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/net/smc/smc_ism.c b/net/smc/smc_ism.c
index 9c6e95882553..4dcc236d562e 100644
--- a/net/smc/smc_ism.c
+++ b/net/smc/smc_ism.c
@@ -460,7 +460,6 @@ void smcd_unregister_dev(struct smcd_dev *smcd)
 	mutex_unlock(&smcd_dev_list.mutex);
 	smcd->going_away = 1;
 	smc_smcd_terminate_all(smcd);
-	flush_workqueue(smcd->event_wq);
 	destroy_workqueue(smcd->event_wq);
 
 	device_del(&smcd->dev);
-- 
2.25.1