From: Abhishek Pandit-Subedi <abhishekpandit@chromium.org>
Date: Thu, 25 Jun 2020 23:26:27 +0000 (-0700)
Subject: Bluetooth: btusb: Comment on unbalanced pm reference
X-Git-Tag: v5.15~3197^2~89^2~36
X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=b980d477de2d8393f289fee982cd86ee44f5e37c;p=mirror_ubuntu-kernels.git

Bluetooth: btusb: Comment on unbalanced pm reference

Add a comment clarifying that a PM reference in btusb_qca_cmd_timeout is
not unbalanced because it results in a device reset.

Signed-off-by: Abhishek Pandit-Subedi <abhishekpandit@chromium.org>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
---

diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index f8a71fdabb3d..0e143c0cecf2 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -581,6 +581,7 @@ static void btusb_qca_cmd_timeout(struct hci_dev *hdev)
 		return;
 
 	bt_dev_err(hdev, "Multiple cmd timeouts seen. Resetting usb device.");
+	/* This is not an unbalanced PM reference since the device will reset */
 	err = usb_autopm_get_interface(data->intf);
 	if (!err)
 		usb_queue_reset_device(data->intf);