netdev - [PATCH net-next] net: nfc: nci: Change the NCI close sequence

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Message-Id: <20201228014631.5557-1-bongsu.jeon@samsung.com>
Date:   Mon, 28 Dec 2020 10:46:31 +0900
From:   Bongsu Jeon <bongsu.jeon2@...il.com>
To:     davem@...emloft.net, kuba@...nel.org
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-nfc@...ts.01.org, Bongsu Jeon <bongsu.jeon@...sung.com>
Subject: [PATCH net-next] net: nfc: nci: Change the NCI close sequence

From: Bongsu Jeon <bongsu.jeon@...sung.com>

Change the NCI close sequence because the NCI Command timer should be
deleted after flushing the NCI command work queue.

Signed-off-by: Bongsu Jeon <bongsu.jeon@...sung.com>
---
 net/nfc/nci/core.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/net/nfc/nci/core.c b/net/nfc/nci/core.c
index e64727e1a72f..79bebf4b0796 100644
--- a/net/nfc/nci/core.c
+++ b/net/nfc/nci/core.c
@@ -579,11 +579,11 @@ static int nci_close_device(struct nci_dev *ndev)
 
 	clear_bit(NCI_INIT, &ndev->flags);
 
-	del_timer_sync(&ndev->cmd_timer);
-
 	/* Flush cmd wq */
 	flush_workqueue(ndev->cmd_wq);
 
+	del_timer_sync(&ndev->cmd_timer);
+
 	/* Clear flags */
 	ndev->flags = 0;
 
-- 
2.17.1