Memory leak fix
ast_xmldoc_printable returns an allocated block that must be freed by the
caller. Fixed manager.c and res_agi.c to stop leaking these results.
(closes issue ASTERISK-22395)
Reported by: Corey Farrell
Patches:
manager-leaks-12.patch uploaded by coreyfarrell (license 5909)
res_agi-xmldoc-leaks.patch uploaded by coreyfarrell (license 5909)
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Merged revisions 398060 from http://svn.asterisk.org/svn/asterisk/branches/1.8
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Merged revisions 398061 from http://svn.asterisk.org/svn/asterisk/branches/11
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Merged revisions 398062 from http://svn.asterisk.org/svn/asterisk/branches/12
git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@398063
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