[Libreoffice] [REVIEW] Fix for fdo#39510 to backport

[Cedric Bosdonnat]

Hi all,

Could some of you please review this commit to be backported to the
3.4.3 branch fixing a nasty crasher with loads of dupes (fdo#39510)?

http://cgit.freedesktop.org/libreoffice/writer/commit/?id=9ecab7

Thanks for your reviews.

-- 
Cédric Bosdonnat
LibreOffice hacker
http://documentfoundation.org
OOo Eclipse Integration developer
http://cedric.bosdonnat.free.fr