+ if (r->cur_subvol.path) {
+ error("snapshot: another one already started, path ptr: %s",
+ r->cur_subvol.path);
+ ret = -EINVAL;
+ goto out;
+ }
+ if (r->cur_subvol_path[0]) {
+ error("snapshot: another one already started, path buf: %s",
+ r->cur_subvol.path);
+ ret = -EINVAL;
+ goto out;
+ }