Re: [PATCH 0/7] MR3956: uiautomationcore: Add support for raising events using the IProxyProviderWinEventHandler interface.

[Esme Povirk (＠madewokherd)]

Esme Povirk (@madewokherd) commented about dlls/uiautomationcore/uia_event.c:
> +
> +    TRACE("%p, %p, %d\n", iface, elprov, event_id);
> +
> +    if (!sink_event)
> +        return E_OUTOFMEMORY;
> +
> +    sink_event->args = create_uia_event_args(event_info);
> +    if (!sink_event->args)
> +    {
> +        free(sink_event);
> +        return E_OUTOFMEMORY;
> +    }
> +
> +    IRawElementProviderSimple_AddRef(elprov);
> +    sink_event->elprov = elprov;
> +    list_add_tail(event->u.clientside.sink_events, &sink_event->event_sink_list_entry);
> I think sink_events needs to be checked for NULL.

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https://gitlab.winehq.org/wine/wine/-/merge_requests/3956#note_46848