+{
+ const char *cmd = "STOP_AP";
+ char buf[256];
-+ int len = sizeof(buf);
++ size_t len = sizeof(buf);
+
+ if (wpa_ctrl_request(wpa_s->hostapd, cmd, os_strlen(cmd), buf, &len, NULL) < 0) {
+ wpa_printf(MSG_ERROR, "\nFailed to stop hostapd AP interfaces\n");
+{
+ char *cmd = NULL;
+ char buf[256];
-+ int len = sizeof(buf);
++ size_t len = sizeof(buf);
+ enum hostapd_hw_mode hw_mode;
+ u8 channel;
+ int sec_chan = 0;