Fix access tag check

2015-05-15 17:01:21 +02:00
parent c778ab9622
commit 6166d946f7
2 changed files with 2 additions and 2 deletions
@@ -190,7 +190,7 @@ end
 function node_function (node, result)
  -- parse access and barrier tags
  local access = find_access_tag(node, access_tags_hierachy)
-  if access ~= "" then
+  if access and access ~= "" then
    if access_tag_blacklist[access] then
      result.barrier = true
    end