1 files changed, 6 insertions, 2 deletions

diff --git a/etc/check-links.lua b/etc/check-links.lua
index 0dca27c..705c0ce 100644
--- a/etc/check-links.lua
+++ b/etc/check-links.lua
@@ -1,3 +1,7 @@
+-----------------------------------------------------------------------------
+-- Little program that checks links in HTML files
+-- LuaSocket 1.5 sample files.
+-----------------------------------------------------------------------------
 socket.http.TIMEOUT = 10
 
 cache = {}
@@ -14,7 +18,7 @@ end
 
 function getstatus(url)
         local parsed = socket.url.parse(url, { scheme = "file" })
-        if cache[url] then return cache[url].res end
+        if cache[url] then return cache[url] end
         local res
     if parsed.scheme == "http" then
         local request = { url = url }
@@ -34,7 +38,7 @@ function getstatus(url)
              res = nil
         else res = error end
     else res = string.format("unhandled scheme '%s'", parsed.scheme) end
-    cache[url] = { res = res }
+    cache[url] = res
         return res
 end