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efi_loader: parameter check CreateEventEx()
CreateEvent() and CreateEventEx() should check that a notify function is provided for either of EVT_NOTIFY_SIGNAL or EVT_NOTIFY_WAIT. Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
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@ -618,7 +618,7 @@ efi_status_t efi_create_event(uint32_t type, efi_uintn_t notify_tpl,
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}
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if ((type & (EVT_NOTIFY_WAIT | EVT_NOTIFY_SIGNAL)) &&
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(is_valid_tpl(notify_tpl) != EFI_SUCCESS))
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(!notify_function || is_valid_tpl(notify_tpl) != EFI_SUCCESS))
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return EFI_INVALID_PARAMETER;
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evt = calloc(1, sizeof(struct efi_event));
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