Fix identification of missing source IP

diff --git a/src/plugins/lua/rbl.lua b/src/plugins/lua/rbl.lua
index 4eed1e1c1d20601808566e4fb6fed2ebfe13c791..e0284c354e5971058d224d2455abffa066ce3c52 100644 (file)
--- a/src/plugins/lua/rbl.lua
+++ b/src/plugins/lua/rbl.lua
@@ -36,7 +36,7 @@ local function rbl_cb (task)
        end
 
        local rip = task:get_from_ip()
-       if(rip ~= nil) then
+       if(rip ~= "0.0.0.0") then
                for _,rbl in pairs(rbls) do
                        task:get_resolver():resolve_a(task:get_session(), task:get_mempool(), 
                                ip_to_rbl(rip, rbl['rbl']), rbl_dns_cb, rbl['symbol'])