fix the fly back bug

Change-Id: Ie866d02ab2ca3a5372dbeec6805eee42c8e10312
Reviewed-on: https://gerrit.libreoffice.org/11505
Reviewed-by: Kohei Yoshida <libreoffice@kohei.us>
Tested-by: Kohei Yoshida <libreoffice@kohei.us>