[Minor] Fix tests

diff --git a/src/plugins/lua/clickhouse.lua b/src/plugins/lua/clickhouse.lua
index 4465a9a6edf62351fa1e1a15f0af94ea2302fb5e..d45f0657b8e5c93e90048397122670830f85f245 100644 (file)
--- a/src/plugins/lua/clickhouse.lua
+++ b/src/plugins/lua/clickhouse.lua
@@ -513,7 +513,7 @@ local function clickhouse_collect(task)
 
   -- ASN information
   if settings['asn_table'] then
-    local asn, country, ipnet, ret = 'unknown', 'unknown', 'unknown'
+    local asn, country, ipnet = 'unknown', 'unknown', 'unknown'
     local pool = task:get_mempool()
     ret = pool:get_variable("asn")
     if ret then