applications/olsr-services: fix error on public services page

diff --git a/applications/luci-app-olsr-services/luasrc/view/freifunk-services/services.htm b/applications/luci-app-olsr-services/luasrc/view/freifunk-services/services.htm
index 7142c77..0e59c61 100644 (file)
--- a/applications/luci-app-olsr-services/luasrc/view/freifunk-services/services.htm
+++ b/applications/luci-app-olsr-services/luasrc/view/freifunk-services/services.htm
@@ -93,9 +93,9 @@ if luci.http.formvalue("status") == "1" then
        local rv = {}
        for k, line in ipairs(services) do
                local field = utl.split(line, "[#|]", split, true)
-               local origin_lnk = ip.IPv6(pcdata(field[4])) or ""
+               local origin_lnk = ip.IPv6(pcdata(field[4]))
                local origin_link = ""
-               if #origin_lnk ~= 0 and origin_lnk:is6() then
+               if origin_lnk and origin_lnk:is6() then
                        origin_link = "["..origin_lnk:string().."]"
                else
                        origin_link = pcdata(field[4])
@@ -168,9 +168,9 @@ end
                        local field = {}
                        -- split line at # and |, 1=url, 2=proto, 3=description, 4=source
                        local field = utl.split(line, "[#|]", split, true)
-                       local origin_lnk = ip.IPv6(pcdata(field[4])) or ""
+                       local origin_lnk = ip.IPv6(pcdata(field[4]))
                        local origin_link
-                       if #origin_lnk ~= 0 and origin_lnk:is6() then
+                       if origin_lnk and origin_lnk:is6() then
                                origin_link = "["..origin_lnk:string().."]"
                        else
                                origin_link = pcdata(field[4])