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-rw-r--r--modules/admin-mini/luasrc/model/cbi/mini/wifi.lua5
1 files changed, 4 insertions, 1 deletions
diff --git a/modules/admin-mini/luasrc/model/cbi/mini/wifi.lua b/modules/admin-mini/luasrc/model/cbi/mini/wifi.lua
index 4e17964753..30766a47c9 100644
--- 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")