Return error code for unversioned files in svn_wc_crawl_revisions2() rather than crashing.
Return error code for unversioned files in svn_wc_crawl_revisions2()
rather than crashing.

Patch by: Jelmer Vernooij <jelmer@samba.org>
Tweaked by: me

* subversion/libsvn_wc/adm_crawler.c
  (svn_wc_crawl_revisions2): Return error for unversioned files.

jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion