Backport from 2.1.

  *) mod_ssl: Fix segfaults after renegotiation failure. PR 21370
     [Hartmut Keil <Hartmut.Keil@adnovum.ch>]

Reviewed by: Jeff Trawick, Joe Orton, Sander Striker


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/APACHE_2_0_BRANCH@101332 13f79535-47bb-0310-9956-ffa450edef68