Fix memory leak.

PR: 27862
Submitted by: shengperson yahoo.com (chunyan sheng)
Reviewed by: Joe Orton, Jeff Trawick


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/1.3.x@104864 13f79535-47bb-0310-9956-ffa450edef68