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Fixes one issue with dequeuing requests after disabling endpoint for cdnsp udc driver

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Merge tag 'v5.12-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/peter.chen/usb into usb-linus

Peter writes:

Fixes one issue with dequeuing requests after disabling endpoint for cdnsp udc driver

* tag 'v5.12-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/peter.chen/usb:
  usb: cdnsp: Fixes issue with dequeuing requests after disabling endpoint
This commit is contained in:
Greg Kroah-Hartman 2021-04-05 09:04:41 +02:00
commit 3004fcba01
1 changed files with 4 additions and 0 deletions
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4
drivers/usb/cdns3/cdnsp-gadget.c
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@ -1128,6 +1128,10 @@ static int cdnsp_gadget_ep_dequeue(struct usb_ep *ep,
return -ESHUTDOWN;
}
/* Requests has been dequeued during disabling endpoint. */
if (!(pep->ep_state & EP_ENABLED))
return 0;
spin_lock_irqsave(&pdev->lock, flags);
ret = cdnsp_ep_dequeue(pep, to_cdnsp_request(request));
spin_unlock_irqrestore(&pdev->lock, flags);