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Merge pull request #1184 from martinling/flush-on-setup

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Flush queues on control endpoint when a new SETUP is received.
This commit is contained in:
Michael Ossmann
2022-09-27 13:19:27 -04:00
committed by GitHub
parent caf0cfde87 1db39c0e61
commit 0c85e10195
1 changed files with 5 additions and 0 deletions
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5
firmware/common/usb_request.c
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@ -60,6 +60,11 @@ static void usb_request(usb_endpoint_t* const endpoint, const usb_transfer_stage
void usb_setup_complete(usb_endpoint_t* const endpoint) void usb_setup_complete(usb_endpoint_t* const endpoint)
{ {
// If we've received a new SETUP token, then any previously
// in-progress request is now aborted.
usb_endpoint_flush(endpoint->in);
usb_endpoint_flush(endpoint->out);
usb_request(endpoint, USB_TRANSFER_STAGE_SETUP); usb_request(endpoint, USB_TRANSFER_STAGE_SETUP);
} }