Re: [syzbot] [wireless?] INFO: task hung in ath9k_hif_usb_firmware_cb (3)

Toke Høiland-Jørgensen
2025-01-03T17:38:18Z

#syz test

diff --git a/drivers/net/wireless/ath/ath9k/hif_usb.c b/drivers/net/wireless/ath/ath9k/hif_usb.c
index fe9abe8cd268..8d18043ebdbe 100644
--- a/drivers/net/wireless/ath/ath9k/hif_usb.c
+++ b/drivers/net/wireless/ath/ath9k/hif_usb.c
@@ -1152,18 +1152,7 @@ static void ath9k_hif_usb_dev_deinit(struct hif_device_usb *hif_dev)
*/
static void ath9k_hif_usb_firmware_fail(struct hif_device_usb *hif_dev)
{
- struct device *dev = &hif_dev->udev->dev;
- struct device *parent = dev->parent;
-
complete_all(&hif_dev->fw_done);
-
- if (parent)
- device_lock(parent);
-
- device_release_driver(dev);
-
- if (parent)
- device_unlock(parent);
}

static void ath9k_hif_usb_firmware_cb(const struct firmware *fw, void *context);