Fix another resource leak in failure case
Fix another resource leak in failure case

From: Stefan Bühler <stbuehler@web.de>

git-svn-id: d377d625c2bce5f59288eaabc10fbafe75239ff6@70 4a9f3682-ca7b-49a8-9a55-ba4640e46f83

lighttpd/spawn-fcgi,lighttpd/spawn-fcgi