cache.servers(): l should be declared 'local'

Signed-off-by: Tobias Ulmer <tu@emlix.com>

diff --git a/generic/cache.lua b/generic/cache.lua
index da449ed3f29a03c64c9c111333026d1ef776d827..bfb6089a5dd71c0df7e2faf0323409cc4c2049f8 100644 (file)
--- a/generic/cache.lua
+++ b/generic/cache.lua
@@ -78,7 +78,7 @@ end
 -- @param cache a cache table
 -- @return table: a list of servers
 function servers(cache)
-       l = {}
+       local l = {}
        for server, ce in pairs(cache.ce) do
                table.insert(l, server)
        end