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Bluetooth: btmtk: fix urb->setup_packet leak in error paths

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The setup_packet of control urb is not freed if usb_submit_urb fails or
the submitted urb is killed. Add free in these two paths.

Fixes: a1c49c434e ("Bluetooth: btusb: Add protocol support for MediaTek MT7668U USB devices")
Signed-off-by: Jiajia Liu <liujiajia@kylinos.cn>
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
This commit is contained in:
Jiajia Liu 2026-05-18 10:24:02 +08:00 committed by Luiz Augusto von Dentz
parent 84c24fb151
commit dd1dda6b8d
1 changed files with 2 additions and 0 deletions
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2
drivers/bluetooth/btmtk.c
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@ -537,6 +537,7 @@ static void btmtk_usb_wmt_recv(struct urb *urb)
return;
} else if (urb->status == -ENOENT) {
/* Avoid suspend failed when usb_kill_urb */
kfree(urb->setup_packet);
return;
}
@ -610,6 +611,7 @@ static int btmtk_usb_submit_wmt_recv_urb(struct hci_dev *hdev)
if (err != -EPERM && err != -ENODEV)
bt_dev_err(hdev, "urb %p submission failed (%d)",
urb, -err);
kfree(dr);
usb_unanchor_urb(urb);
}