ap channel validation

Author: anecdata

shared-bindings/wifi/Radio.c

@@ -374,6 +374,8 @@ STATIC mp_obj_t wifi_radio_start_ap(size_t n_args, const mp_obj_t *pos_args, mp_
         }
     }
 
+    mp_int_t channel = mp_arg_validate_int_range(args[ARG_channel].u_int, 1, 13, MP_QSTR_channel);
+
     if (authmodes == AUTHMODE_OPEN && password.len > 0) {
         mp_raise_ValueError(translate("AuthMode.OPEN is not used with password"));
     }
@@ -385,7 +387,7 @@ STATIC mp_obj_t wifi_radio_start_ap(size_t n_args, const mp_obj_t *pos_args, mp_
         }
     }
 
-    common_hal_wifi_radio_start_ap(self, ssid.buf, ssid.len, password.buf, password.len, args[ARG_channel].u_int, authmodes, args[ARG_max_connections].u_int);
+    common_hal_wifi_radio_start_ap(self, ssid.buf, ssid.len, password.buf, password.len, channel, authmodes, args[ARG_max_connections].u_int);
     return mp_const_none;
 }
 STATIC MP_DEFINE_CONST_FUN_OBJ_KW(wifi_radio_start_ap_obj, 1, wifi_radio_start_ap);