splash: fix exception when listing whitelist entries

Fixes ticket #123.

diff --git a/applications/luci-splash/root/usr/sbin/luci-splash b/applications/luci-splash/root/usr/sbin/luci-splash
index da3b58d..62c2ac6 100755 (executable)
--- a/applications/luci-splash/root/usr/sbin/luci-splash
+++ b/applications/luci-splash/root/usr/sbin/luci-splash
@@ -426,11 +426,11 @@ function list()
        ) do
                if (s[".type"] == "whitelist" or s[".type"] == "blacklist") and s.mac then
                        local mac = s.mac:lower()
-                       local arp = arpcache[mac]:lower()
+                       local arp = arpcache[mac]
                        print(string.format(
                                "%-17s  %-15s  %-9s  %4s  %-7s  %9s  %9s",
-                               mac, arp and arp[2] or "?", s[".type"], "- ",
-                               arp and arp[1] or "?", "-", "-"
+                               mac, arp and arp[2]:lower() or "?", s[".type"],
+                               "- ", arp and arp[1]:lower() or "?", "-", "-"
                        ))
                end
        end