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wayland: Check the returned display pointer before dereferencing

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Fixes a crash when all displays are disconnected.
This commit is contained in:
Frank Praznik
2024-03-20 15:42:42 -04:00
parent a9ac349846
commit 5df737bb3c
1 changed files with 1 additions and 1 deletions
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2
src/video/wayland/SDL_waylandopengles.c
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@@ -126,7 +126,7 @@ int Wayland_GLES_SwapWindow(_THIS, SDL_Window *window)
struct wl_display *display = videodata->display;
SDL_VideoDisplay *sdldisplay = SDL_GetDisplayForWindow(window);
/* 1/3 speed (or 20hz), so we'll progress even if throttled to zero. */
const Uint32 max_wait = SDL_GetTicks() + (sdldisplay->current_mode.refresh_rate ? (3000 / sdldisplay->current_mode.refresh_rate) : 50);
const Uint32 max_wait = SDL_GetTicks() + (sdldisplay && sdldisplay->current_mode.refresh_rate ? (3000 / sdldisplay->current_mode.refresh_rate) : 50);
while (SDL_AtomicGet(&data->swap_interval_ready) == 0) {
Uint32 now;