Merge r321500 from trunk:

* modules/http/http_request.c
  (ap_allow_methods): add missing va_end call

Submitted by: nd


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/2.0.x@371624 13f79535-47bb-0310-9956-ffa450edef68