modules/admin-mini: Fixed wifi client mode again

diff --git a/modules/admin-mini/luasrc/model/cbi/mini/wifi.lua b/modules/admin-mini/luasrc/model/cbi/mini/wifi.lua
index 4e17964..30766a4 100644 (file)
--- a/modules/admin-mini/luasrc/model/cbi/mini/wifi.lua
+++ b/modules/admin-mini/luasrc/model/cbi/mini/wifi.lua
@@ -62,7 +62,10 @@ function mode.write(self, section, value)
                        luci.model.uci.set("network", "wan", "ifname", " ")
                end
 
-               luci.model.uci.set("network", "wan", "_ifname", luci.model.uci.get("network", "wan", "ifname") or " ")
+               local oldif = luci.model.uci.get("network", "wan", "ifname")
+               if oldif and oldif ~= " " then
+                       luci.model.uci.set("network", "wan", "_ifname", oldif)
+               end
                luci.model.uci.set("network", "wan", "ifname", " ")
                luci.model.uci.save("network")
                luci.model.uci.unload("network")