package/network/services/hostapd/patches/520-fix_wps_pin_crash.patch

   1 --- a/hostapd/ctrl_iface.c
   2 +++ b/hostapd/ctrl_iface.c
   3 @@ -450,6 +450,9 @@ static int hostapd_ctrl_iface_wps_ap_pin
   4         char *pos;
   5         const char *pin_txt;
   6
   7 +       if (!hapd->wps)
   8 +               return -1;
   9 +
  10         pos = os_strchr(txt, ' ');
  11         if (pos)
  12                 *pos++ = '\0';