[rebased PATCH] ntdll: Tolerate null handle in DeregisterWait

[Sebastian Lackner]

On 18.08.2016 23:00, Keno Fischer wrote:
> @@ -637,6 +637,9 @@ NTSTATUS WINAPI RtlDeregisterWaitEx(HANDLE
> WaitHandle, HANDLE CompletionEvent)

This rebased version seems to have the same issue. Actually it looks
like your mail client is corrupting the patch here.