[Minor] Fann_redis: Fix iterator

diff --git a/src/plugins/lua/fann_redis.lua b/src/plugins/lua/fann_redis.lua
index 6a7a73cdd1d0817c4d1c291c640e89d152e6e37f..531a740d904a234e502e2c08a21e2c2532a49078 100644 (file)
--- a/src/plugins/lua/fann_redis.lua
+++ b/src/plugins/lua/fann_redis.lua
@@ -933,7 +933,7 @@ else
     rules[k]['redis'] = redis_params
     local cur = rules[k]
     -- Override defaults
-    for sk,v in r do
+    for sk,v in pairs(r) do
       cur[sk] = v
     end
     if not cur.prefix then