Merged revisions 273565 via svnmerge from

https://origsvn.digium.com/svn/asterisk/branches/1.4

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  r273565 | russell | 2010-07-01 17:09:19 -0500 (Thu, 01 Jul 2010) | 7 lines
  
  Don't return a partially initialized datastore.
  
  If memory allocation fails in ast_strdup(), don't return a partially
  initialized datastore.  Bad things may happen.
  
  (related to ABE-2415)
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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@273566 65c4cc65-6c06-0410-ace0-fbb531ad65f3