Zhiyi Zhang (@zhiyi) commented about dlls/win32u/sysparams.c:
if (!devmode->dmPelsHeight) devmode->dmPelsHeight = current_mode->dmPelsHeight; }
- return devmode;
- if (is_detached_mode( devmode )) return devmode;
So now validate_display_settings() no longer just do validations. Maybe it's better to change its name to get_full_mode()?