video: NULL-check display in SDL_DestroyWindow

rustedsword · icculus · commit 039a60c52788 · 2026-04-28T07:59:47.000-04:00
diff --git a/src/video/SDL_video.c b/src/video/SDL_video.c
@@ -3360,7 +3360,7 @@ void SDL_DestroyWindow(SDL_Window *window)
     }
 
     display = SDL_GetDisplayForWindow(window);
-    if (display->fullscreen_window == window) {
+    if (display && display->fullscreen_window == window) {
         display->fullscreen_window = NULL;
     }
 

Original file line number	Diff line number	Diff line change
`@@ -3360,7 +3360,7 @@ void SDL_DestroyWindow(SDL_Window *window)`
`3360`	`3360`	`}`
`3361`	`3361`
`3362`	`3362`	`display = SDL_GetDisplayForWindow(window);`
`3363`		`- if (display->fullscreen_window == window) {`
	`3363`	`+ if (display && display->fullscreen_window == window) {`
`3364`	`3364`	`display->fullscreen_window = NULL;`
`3365`	`3365`	`}`
`3366`	`3366`