[Minor] Use lua_util.unpack for compatibility with Lua 5.3

diff --git a/src/plugins/lua/bayes_expiry.lua b/src/plugins/lua/bayes_expiry.lua
index 96f5b5c1ca7986389884fcf9934611de5adc8712..5c290ea662769d4ef5648208b7037d2eca7fb99f 100644 (file)
--- a/src/plugins/lua/bayes_expiry.lua
+++ b/src/plugins/lua/bayes_expiry.lua
@@ -279,7 +279,7 @@ local function expire_step(cls, ev_base, worker)
             data[5]
         }
         logger.infox(rspamd_config, 'finished expiry %s%s: %s items checked, %s significant (%s %s), %s common (%s discriminated), %s infrequent (%s %s), %s mean, %s std',
-            unpack(d))
+            lutil.unpack(d))
       end
       log_stat(false)
       if cur == 0 then