terminal-util: also protect from empty /sys/class/tty/tty0/active

2026-02-10 22:21:53 +01:00
parent a01cf5b2e0
commit 48c1393bfb
1 changed files with 6 additions and 0 deletions
@@ -1151,6 +1151,8 @@ int resolve_dev_console(char **ret) {
                r = read_one_line_file("/sys/class/tty/tty0/active", &active);
                if (r < 0)
                        return r;
+                if (r == 0)
+                        return -ENXIO;

                tty = active;
        }
@@ -1194,6 +1196,10 @@ int get_kernel_consoles(char ***ret) {
                        r = read_one_line_file("/sys/class/tty/tty0/active", &tty);
                        if (r < 0)
                                return r;
+                        if (r == 0) {
+                                log_debug("No VT active, skipping /dev/tty0.");
+                                continue;
+                        }
                }

                path = path_join("/dev", tty);