Merged revisions 346763 via svnmerge from

https://origsvn.digium.com/svn/asterisk/branches/10

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  r346763 | may | 2011-12-02 20:42:32 +0400 (Fri, 02 Dec 2011) | 14 lines
  
  Merged revisions 346762 via svnmerge from 
  https://origsvn.digium.com/svn/asterisk/branches/1.8
  
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    r346762 | may | 2011-12-02 20:19:19 +0400 (Fri, 02 Dec 2011) | 7 lines
    
    process null frame pointer returned by ast_rtp_instance_read correctly
    
    (closes issue ASTERISK-16697)
    Reported by: under
    Patches: 
            segfault.diff (License #5871) patch uploaded by under
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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@346777 65c4cc65-6c06-0410-ace0-fbb531ad65f3