[PATCH 0/1] MR3314: wow64win: Skip WM_CREATE/WM_NCCREATE lParam conversion if NULL

[Billy Laws (＠bylaws)]

lParam being NULL is handled in win32u/defwnd.c so make sure to pass the NULL through rather than relying on the pointer always being valid since it may not be in this case.

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https://gitlab.winehq.org/wine/wine/-/merge_requests/3314