luci-base/network.lua: fix get_interface function

* fix wrong private function call to handle
  section id as parameter (fix for #1687)

Signed-off-by: Dirk Brenken <dev@brenken.org>

diff --git a/modules/luci-base/luasrc/model/network.lua b/modules/luci-base/luasrc/model/network.lua
index 056fc67..dfe818b 100644 (file)
--- a/modules/luci-base/luasrc/model/network.lua
+++ b/modules/luci-base/luasrc/model/network.lua
@@ -629,7 +629,7 @@ function get_interface(self, i)
        if _interfaces[i] or _wifi_iface(i) then
                return interface(i)
        else
-               local netid = _wifi_netid_by_netname(i)
+               local netid = _wifi_netid_by_sid(i)
                return netid and interface(netid)
        end
 end