if (strncmp(boot_console, "/dev/", strlen("/dev/")) != 0) {
/* We already have the full path */
stdout_path = talloc_strdup(ctx, boot_console);
- } else if (strstr(boot_console, "tty") != NULL) {
+ /* Check for a tty* console but don't accidentally catch
+ * ttyS* consoles */
+ } else if (strstr(boot_console, "tty") != NULL &&
+ strstr(boot_console, "ttyS") == NULL) {
fprintf(stderr, "TTY recognised: %s\n", boot_console);
stdout_path = get_vga_path(ctx);
} else {