The problem was that length of allocation changed but caller not told.
Anyway, the patch fixes a problem resulting in a double free
that occurs when using batch files that contains a special combination
of broken up lines and comments as reported in:
http://bugs.debian.org/398912
Thanks to Michal Pokrywka <mpokrywka@hoga.pl> for testcase and information
on which conditions problem could be reproduced under.
Signed-off-by: Andreas Henriksson <andreas@fatal.se>
Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
d21e88354b