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efi_loader: clear signaled state in CheckEvent

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CheckEvent must clear the signaled state.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Signed-off-by: Alexander Graf <agraf@suse.de>
This commit is contained in:
Heinrich Schuchardt 2018-02-18 11:32:02 +01:00 • committed by Alexander Graf
parent eb68b4ef31
commit 7069515e7f
1 changed files with 5 additions and 2 deletions
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7
lib/efi_loader/efi_boottime.c
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@ -818,7 +818,8 @@ static efi_status_t EFIAPI efi_close_event(struct efi_event *event)
* See the Unified Extensible Firmware Interface (UEFI) specification
* for details.
*
* If an event is not signaled yet the notification function is queued.
* If an event is not signaled yet, the notification function is queued.
* The signaled state is cleared.
*
* @event event to check
* @return status code
@ -836,8 +837,10 @@ static efi_status_t EFIAPI efi_check_event(struct efi_event *event)
break;
if (!event->is_signaled)
efi_signal_event(event, true);
if (event->is_signaled)
if (event->is_signaled) {
event->is_signaled = false;
return EFI_EXIT(EFI_SUCCESS);
}
return EFI_EXIT(EFI_NOT_READY);
}
return EFI_EXIT(EFI_INVALID_PARAMETER);