menu: Fix NULL dereference when DEFAULT_ENTRY is out of range with TIMEOUT=0

Mintsuki · Mintsuki · commit 1b144eef2ef2 · 2026-04-19T00:25:55.000+02:00
diff --git a/common/menu.c b/common/menu.c
@@ -1205,7 +1205,7 @@ noreturn void _menu(bool first_run) {
     }
 
     if (!skip_timeout && !timeout) {
-        if (max_entries == 0 || selected_menu_entry->sub != NULL) {
+        if (max_entries == 0 || selected_menu_entry == NULL || selected_menu_entry->sub != NULL) {
             quiet = false;
             print("Default entry is not valid or directory, booting to menu.\n");
             skip_timeout = true;

Original file line number	Diff line number	Diff line change
`@@ -1205,7 +1205,7 @@ noreturn void _menu(bool first_run) {`
`1205`	`1205`	`}`
`1206`	`1206`
`1207`	`1207`	`if (!skip_timeout && !timeout) {`
`1208`		`- if (max_entries == 0 \|\| selected_menu_entry->sub != NULL) {`
	`1208`	`+ if (max_entries == 0 \|\| selected_menu_entry == NULL \|\| selected_menu_entry->sub != NULL) {`
`1209`	`1209`	`quiet = false;`
`1210`	`1210`	`print("Default entry is not valid or directory, booting to menu.\n");`
`1211`	`1211`	`skip_timeout = true;`