Merged revisions 124965 via svnmerge from

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

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r124965 | tilghman | 2008-06-24 19:46:24 -0500 (Tue, 24 Jun 2008) | 7 lines

Pvt deadlock causes some channels to get stuck in Reserved status.
(closes issue #12621)
 Reported by: fabianoheringer
 Patches: 
       20080612__bug12621.diff.txt uploaded by Corydon76 (license 14)
 Tested by: fabianoheringer

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@124966 65c4cc65-6c06-0410-ace0-fbb531ad65f3