Merged revisions 203311 via svnmerge from

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

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  r203311 | twilson | 2009-06-25 15:09:15 -0500 (Thu, 25 Jun 2009) | 2 lines
  
  Don't try to free NULL
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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@203338 65c4cc65-6c06-0410-ace0-fbb531ad65f3