linux-kernel - [PATCH] Bluetooth: hci_sync: cancel cmd_timer if hci

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Message-ID: <20221005150934.1.Ife932473db2eec6f0bc54226c3328e5fa8c5f97b@changeid>
Date:   Wed,  5 Oct 2022 15:09:47 +0800
From:   Archie Pusaka <apusaka@...gle.com>
To:     linux-bluetooth <linux-bluetooth@...r.kernel.org>,
        Luiz Augusto von Dentz <luiz.dentz@...il.com>,
        Marcel Holtmann <marcel@...tmann.org>
Cc:     CrosBT Upstreaming <chromeos-bluetooth-upstreaming@...omium.org>,
        Archie Pusaka <apusaka@...omium.org>,
        Abhishek Pandit-Subedi <abhishekpandit@...gle.com>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Johan Hedberg <johan.hedberg@...il.com>,
        Paolo Abeni <pabeni@...hat.com>, linux-kernel@...r.kernel.org,
        netdev@...r.kernel.org
Subject: [PATCH] Bluetooth: hci_sync: cancel cmd_timer if hci_open failed

From: Archie Pusaka <apusaka@...omium.org>

If a command is already sent, we take care of freeing it, but we
also need to cancel the timeout as well.

Signed-off-by: Archie Pusaka <apusaka@...omium.org>
Reviewed-by: Abhishek Pandit-Subedi <abhishekpandit@...gle.com>

---

 net/bluetooth/hci_sync.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/net/bluetooth/hci_sync.c b/net/bluetooth/hci_sync.c
index 76c3107c9f91..a011065220e4 100644
--- a/net/bluetooth/hci_sync.c
+++ b/net/bluetooth/hci_sync.c
@@ -4696,6 +4696,7 @@ int hci_dev_open_sync(struct hci_dev *hdev)
 			hdev->flush(hdev);
 
 		if (hdev->sent_cmd) {
+			cancel_delayed_work_sync(&hdev->cmd_timer);
 			kfree_skb(hdev->sent_cmd);
 			hdev->sent_cmd = NULL;
 		}
-- 
2.38.0.rc1.362.ged0d419d3c-goog