-umount -v "$snmnt" || true
-test ! -d "$snmnt" || rmdir -- "$snmnt"
-
-set +e
-old_lv_dev="$(readlink $vardir/snap-device)"
-rc=$?
-set -e
-
-if [ $rc = 0 ]; then
- set +e
- lvchange $lvm_lvtools_opts -a n $old_lv_dev
- lvremove -f $lvm_lvtools_opts $old_lv_dev
- set -e
- rm $vardir/snap-device
-fi