Re: [PATCH 0/1] MR3755: win32u: Correct the packed size of WM_GETDLGCODE when lparam is NULL.

[Jacek Caban (＠jacek)]

The fix looks good, but it would be nice to have a test. Please include something like the [attached test](/uploads/4ff2f549a3d6edd1d7076f2968c584e2/patch.diff).

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https://gitlab.winehq.org/wine/wine/-/merge_requests/3755#note_44688