gluon-core: gluon.util: pass UCI cursor to get_wlan_mac(), get rid of local UCI context

package/gluon-client-bridge/luasrc/lib/gluon/upgrade/320-gluon-client-bridge-wireless

@@ -27,7 +27,7 @@ local function configure_client(config, radio, index, suffix)
     return
   end
 
-  local macaddr = util.get_wlan_mac(radio, index, 1)
+  local macaddr = util.get_wlan_mac(uci, radio, index, 1)
   if not macaddr then
     return
   end

package/gluon-core/luasrc/lib/gluon/upgrade/200-wireless

@@ -48,7 +48,7 @@ local function configure_ibss(config, radio, index, suffix, disabled)
     return
   end
 
-  local macaddr = util.get_wlan_mac(radio, index, 3)
+  local macaddr = util.get_wlan_mac(uci, radio, index, 3)
   if not macaddr then
     return
   end
@@ -102,7 +102,7 @@ local function configure_mesh(config, radio, index, suffix, disabled)
     return
   end
 
-  local macaddr = util.get_wlan_mac(radio, index, 2)
+  local macaddr = util.get_wlan_mac(uci, radio, index, 2)
   if not macaddr then
     return
   end
@@ -137,7 +137,7 @@ local function fixup_wan(radio, index)
     return
   end
 
-  local macaddr = util.get_wlan_mac(radio, index, 4)
+  local macaddr = util.get_wlan_mac(uci, radio, index, 4)
   if not macaddr then
     return
   end

package/gluon-core/luasrc/usr/lib/lua/gluon/util.lua

@@ -36,7 +36,6 @@ local nixio = require 'nixio'
 local hash = require 'hash'
 local sysconfig = require 'gluon.sysconfig'
 local site = require 'gluon.site_config'
-local uci = require('simple-uci').cursor()
 local fs = require 'nixio.fs'
 
 
@@ -165,7 +164,7 @@ function find_phy(config)
 	end
 end
 
-local function get_addresses(radio)
+local function get_addresses(uci, radio)
 	local phy = find_phy(uci:get_all('wireless', radio))
 	if not phy then
 		return function() end
@@ -208,11 +207,11 @@ function generate_mac(i)
 	return string.format('%02x:%s:%s:%s:%s:%02x', m1, m2, m3, m4, m5, m6)
 end
 
-local function get_wlan_mac_from_driver(radio, vif)
+local function get_wlan_mac_from_driver(uci, radio, vif)
 	local primary = sysconfig.primary_mac:lower()
 
 	local i = 1
-	for addr in get_addresses(radio) do
+	for addr in get_addresses(uci, radio) do
 		if addr:lower() ~= primary then
 			if i == vif then
 				return addr
@@ -223,8 +222,8 @@ local function get_wlan_mac_from_driver(radio, vif)
 	end
 end
 
-function get_wlan_mac(radio, index, vif)
-	local addr = get_wlan_mac_from_driver(radio, vif)
+function get_wlan_mac(uci, radio, index, vif)
+	local addr = get_wlan_mac_from_driver(uci, radio, vif)
 	if addr then
 		return addr
 	end

package/gluon-web-private-wifi/luasrc/lib/gluon/web/model/admin/privatewifi.lua

@@ -31,7 +31,7 @@ function f:write()
 		local name   = "wan_" .. radio
 
 		if enabled.data then
-			local macaddr = util.get_wlan_mac(radio, index, 4)
+			local macaddr = util.get_wlan_mac(uci, radio, index, 4)
 
 			uci:section('wireless', "wifi-iface", name, {
 				device     = radio,