linux-kernel - [PATCH] s390/qeth: Remove redundant 'flush

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Message-Id: <20220114084218.42586-1-vulab@iscas.ac.cn>
Date:   Fri, 14 Jan 2022 08:42:18 +0000
From:   Xu Wang <vulab@...as.ac.cn>
To:     wintera@...ux.ibm.com, wenjia@...ux.ibm.com, hca@...ux.ibm.com,
        gor@...ux.ibm.com, borntraeger@...ux.ibm.com,
        agordeev@...ux.ibm.com
Cc:     linux-s390@...r.kernel.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH] s390/qeth: Remove redundant 'flush_workqueue()' calls

'destroy_workqueue()' already drains the queue before destroying it, so
there is no need to flush it explicitly.

Remove the redundant 'flush_workqueue()' calls.

Signed-off-by: Xu Wang <vulab@...as.ac.cn>
---
 drivers/s390/net/qeth_l3_main.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/drivers/s390/net/qeth_l3_main.c b/drivers/s390/net/qeth_l3_main.c
index 9251ad276ee8..d2f422a9a4f7 100644
--- a/drivers/s390/net/qeth_l3_main.c
+++ b/drivers/s390/net/qeth_l3_main.c
@@ -1961,7 +1961,6 @@ static void qeth_l3_remove_device(struct ccwgroup_device *cgdev)
 	if (card->dev->reg_state == NETREG_REGISTERED)
 		unregister_netdev(card->dev);
 
-	flush_workqueue(card->cmd_wq);
 	destroy_workqueue(card->cmd_wq);
 	qeth_l3_clear_ip_htable(card, 0);
 	qeth_l3_clear_ipato_list(card);
-- 
2.25.1