wifi interface down before scan

src/freedombone-utils-wifi

     update_wifi_adaptors
     if [ $IFACE ]; then
         wpa_cli -i ${IFACE} terminate
-        ifdown --force $IFACE
-        ifup $IFACE
+        ifconfig $IFACE up
     fi
 }
 
         echo 'source-directory /etc/network/interfaces.d' >> /etc/network/interfaces
     fi
 
-    systemctl restart network-manager
     wpa_cli -i ${WIFI_INTERFACE} terminate
-    ifdown --force ${WIFI_INTERFACE}
+    systemctl restart network-manager
 }
 
 function hotspot_on {
     echo "    bridge_ports $WIFI_INTERFACE eth0" >> /etc/network/interfaces
 
     systemctl restart network-manager
-    ifup $WIFI_INTERFACE
+    ifconfig $WIFI_INTERFACE up
     systemctl restart hostapd
 }
 
     wpa_passphrase "$ssid" "$passphrase" > $WIFI_CONFIG
 
     systemctl restart network-manager
-    ifup ${WIFI_INTERFACE}
+    ifconfig ${WIFI_INTERFACE} up
 }
 
 function wifi_none {
     echo '}' >> $WIFI_CONFIG
 
     systemctl restart network-manager
-    ifup ${WIFI_INTERFACE}
+    ifconfig ${WIFI_INTERFACE} up
 }
 
 function networks_from_file {
 
     chattr -i /etc/resolv.conf
     systemctl restart network-manager
-    ifup ${WIFI_INTERFACE}
+    ifconfig ${WIFI_INTERFACE} up
 }
 
 function create_networks_interactive {
         echo 'source-directory /etc/network/interfaces.d' >> /etc/network/interfaces
         systemctl restart network-manager
         wpa_cli -i ${WIFI_INTERFACE} terminate
-        ifdown --force ${WIFI_INTERFACE}
     else
         networks_from_file
     fi

src/freedombone-wifi

             WIFI_INTERFACE=${1}
             wifi_interface_specified=1
             write_config_param "WIFI_INTERFACE" "$WIFI_INTERFACE"
-            wpa_cli -i ${WIFI_INTERFACE} terminate
-            ifdown --force ${WIFI_INTERFACE}
-            ifup ${WIFI_INTERFACE}
             ;;
         -t|--type)
             shift
 fi
 
 if [ ! ${wifi_interface_specified} ]; then
+    wpa_cli -i ${WIFI_INTERFACE} terminate
     update_wifi_adaptors
     if [ ! $IFACE ]; then
         echo $'No wifi adaptors were found'
     WIFI_INTERFACE=${IFACE}
     echo "Adaptor: $WIFI_INTERFACE"
     write_config_param "WIFI_INTERFACE" "$WIFI_INTERFACE"
-    wpa_cli -i ${WIFI_INTERFACE} terminate
-    ifdown --force ${WIFI_INTERFACE}
-    ifup ${WIFI_INTERFACE}
+    ifconfig ${WIFI_INTERFACE} up
 fi
 
 if [ ${WIFI_DISABLE} ]; then