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Merge pull request #5799 from ogniK5377/event-register-unregister

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nvdrv: Unregister already registered events
This commit is contained in:
bunnei 2021-01-24 23:19:10 -08:00 committed by GitHub
commit 2a2ee62cfd
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1 changed files with 7 additions and 1 deletions
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8
src/core/hle/service/nvdrv/devices/nvhost_ctrl.cpp
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@ -155,7 +155,13 @@ NvResult nvhost_ctrl::IocCtrlEventRegister(const std::vector<u8>& input, std::ve
return NvResult::BadParameter;
}
if (events_interface.registered[event_id]) {
return NvResult::BadParameter;
const auto event_state = events_interface.status[event_id];
if (event_state != EventState::Free) {
LOG_WARNING(Service_NVDRV, "Event already registered! Unregistering previous event");
events_interface.UnregisterEvent(event_id);
} else {
return NvResult::BadParameter;
}
}
events_interface.RegisterEvent(event_id);
return NvResult::Success;