Merged revisions 325339 via svnmerge from

https://origsvn.digium.com/svn/asterisk/branches/1.8

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  r325339 | dvossel | 2011-06-28 15:31:00 -0500 (Tue, 28 Jun 2011) | 4 lines
  
  Fixes locking inversion caused by holding sip pvt lock during async_goto.
  
  (closes ASTERISK-17352)
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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@325345 65c4cc65-6c06-0410-ace0-fbb531ad65f3