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author | Andy Hu <andy.hu@starfivetech.com> | 2023-10-18 15:15:18 +0300 |
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committer | Andy Hu <andy.hu@starfivetech.com> | 2023-10-18 15:15:18 +0300 |
commit | 84c81d3d0254adb8ae88d5e0633bf01c12436898 (patch) | |
tree | 2e861b9a57eafc11e30af5a9dd3456b44fe7c3ed /drivers/usb/host/xhci-ring.c | |
parent | 17e00aaa325480c71765822555779bbad40aa5a2 (diff) | |
parent | b9ea242a49cd2e7d84ca0ea9086e8a76cd92e485 (diff) | |
download | u-boot-JH7110_VisionFive2_devel-v3.9.3.tar.xz |
Merge tag 'JH7110_515_SDK_v5.8.1' into vf2-develVF2_v3.8.2VF2_6.1_v3.8.2JH7110_VF2_6.1_v3.9.3JH7110_VF2_515_v3.9.3JH7110_VisionFive2_devel-v3.9.3
Diffstat (limited to 'drivers/usb/host/xhci-ring.c')
-rw-r--r-- | drivers/usb/host/xhci-ring.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c index 35bd5cd29e..0bc44752be 100644 --- a/drivers/usb/host/xhci-ring.c +++ b/drivers/usb/host/xhci-ring.c @@ -499,6 +499,8 @@ static void abort_td(struct usb_device *udev, int ep_index) xhci_queue_command(ctrl, NULL, udev->slot_id, ep_index, TRB_STOP_RING); event = xhci_wait_for_event(ctrl, TRB_TRANSFER); + if (!event) + return; field = le32_to_cpu(event->trans_event.flags); BUG_ON(TRB_TO_SLOT_ID(field) != udev->slot_id); BUG_ON(TRB_TO_EP_INDEX(field) != ep_index); |