update: Fix a memleak in the file tree walker.
update: Fix a memleak in the file tree walker.

Reviewed-by: Klaas Freitag <eeff856d1ee56c2e47c822d85f0cffc1fcb51700@owncloud.com>

gco/csync,meeh420/csync,gco/csync,gco/csync,gco/csync,meeh420/csync,meeh420/csync