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Add missing null check for displaydata during window creation

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Found in the wild from minidump reports. Unclear displaydata is null, but according
to the API it is possible for this call to return null so it seems like a valid check.
This commit is contained in:
Sam Lantinga
2024-03-06 13:33:27 -08:00
parent 610e798406
commit 6664a089d8
1 changed files with 4 additions and 0 deletions
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4
src/video/x11/SDL_x11window.c
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@@ -446,6 +446,10 @@ int X11_CreateWindow(SDL_VideoDevice *_this, SDL_Window *window, SDL_PropertiesI
SDL_VideoData *data = _this->driverdata;
SDL_DisplayData *displaydata = SDL_GetDisplayDriverDataForWindow(window);
if (!displaydata) {
return SDL_SetError("Could not find display info");
}
const SDL_bool force_override_redirect = SDL_GetHintBoolean(SDL_HINT_X11_FORCE_OVERRIDE_REDIRECT, SDL_FALSE);
SDL_WindowData *windowdata;
Display *display = data->display;