* subversion/libsvn_subr/config.c
  (read_all): Even if no configurations are read, we promise to return an
   empty svn_config_t * in the *CFGP arugment, so do that, rather than
   setting it to NULL.


git-svn-id: https://svn.apache.org/repos/asf/subversion/trunk@1432278 13f79535-47bb-0310-9956-ffa450edef68