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Kernel/USB: Handle NAK correctly in a transfer status bits

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Liav A 2023-05-05 09:03:38 +03:00 committed by Jelle Raaijmakers
parent 62c2c9df69
commit e7c1148ec6
Notes: sideshowbarker 2024-07-17 04:09:56 +09:00 
Author: https://github.com/supercomputer7
Commit: https://github.com/SerenityOS/serenity/commit/e7c1148ec6
Pull-request: https://github.com/SerenityOS/serenity/pull/21085
Reviewed-by: https://github.com/ADKaster
Reviewed-by: https://github.com/FireFox317
Reviewed-by: https://github.com/Hendiadyoin1 ✅
Reviewed-by: https://github.com/gmta ✅
1 changed files with 5 additions and 0 deletions
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5
Kernel/Bus/USB/UHCI/UHCIController.cpp
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@ -561,6 +561,11 @@ size_t UHCIController::poll_transfer_queue(QueueHead& transfer_queue)
while (descriptor) {
u32 status = descriptor->status();
if (status & TransferDescriptor::StatusBits::NAKReceived) {
transfer_still_in_progress = false;
break;
}
if (status & TransferDescriptor::StatusBits::Active) {
transfer_still_in_progress = true;
break;