Don't add poison line to blank responses.

google · Aug 28, 2023 · a56152b · a56152b
1 parent b758db5
commit a56152b
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/appengine/storage.py b/appengine/storage.py
@@ -75,8 +75,9 @@ def keyToXml(key_provided):
       xml = result.xml_content
     # Save to memcache for next hit.
     memcache.add("XML_" + key_provided, xml, 3600)
-  # Add a poison line to prevent raw content from being served.
-  xml = "{[(< UNTRUSTED CONTENT >)]}\n" + xml
+  if xml:
+    # Add a poison line to prevent raw content from being served.
+    xml = "{[(< UNTRUSTED CONTENT >)]}\n" + xml
   return xml.encode("utf-8")
 
 if __name__ == "__main__":