From: Vsevolod Stakhov <vsevolod@highsecure.ru>
Date: Sun, 23 Sep 2018 14:42:36 +0000 (+0100)
Subject: [Minor] Check selectors result for nil
X-Git-Tag: 1.8.0~16
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=69e72be7230fb349de39bcba7cebe70a563898d9;p=thirdparty%2Frspamd.git

[Minor] Check selectors result for nil
---

diff --git a/src/plugins/lua/multimap.lua b/src/plugins/lua/multimap.lua
index 6a4e0f2c4c..6a12d898a5 100644
--- a/src/plugins/lua/multimap.lua
+++ b/src/plugins/lua/multimap.lua
@@ -850,12 +850,14 @@ local function multimap_callback(task, rule)
     selector = function()
       local elts = rule.selector(task)
 
-      if type(elts) == 'table' then
-        for _,elt in ipairs(elts) do
-          match_rule(rule, elt)
+      if elts then
+        if type(elts) == 'table' then
+          for _,elt in ipairs(elts) do
+            match_rule(rule, elt)
+          end
+        else
+          match_rule(rule, elts)
         end
-      else
-        match_rule(rule, elts)
       end
     end,
   }