usb: xhci-mtk: fix list_del warning when enable list debug

commit ccc14c6cfd346e85c3ecb970975afd5132763437 upstream.

There is warning of 'list_del corruption' when enable list debug
(CONFIG_DEBUG_LIST=y), fix it by using list_del_init()

Fixes: 4ce186665e7c ("usb: xhci-mtk: Do not use xhci's virt_dev in drop_endpoint")
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Link: https://lore.kernel.org/r/20211209025422.17108-1-chunfeng.yun@mediatek.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/usb/host/xhci-mtk-sch.c b/drivers/usb/host/xhci-mtk-sch.c
index 134f4789bd89780e27be7459c2cd26b92e5347ef..b4c84b3635074babe8a1de677db8b66de5a0798a 100644 (file)
--- a/drivers/usb/host/xhci-mtk-sch.c
+++ b/drivers/usb/host/xhci-mtk-sch.c
@@ -781,7 +781,7 @@ int xhci_mtk_check_bandwidth(struct usb_hcd *hcd, struct usb_device *udev)
 
        ret = xhci_check_bandwidth(hcd, udev);
        if (!ret)
-               INIT_LIST_HEAD(&mtk->bw_ep_chk_list);
+               list_del_init(&mtk->bw_ep_chk_list);
 
        return ret;
 }