extmod/vfs: Use existing qstr for forward-slash string object.
@@ -261,7 +261,7 @@ mp_obj_t mp_vfs_chdir(mp_obj_t path_in) {
// subsequent relative paths begin at the root of that VFS.
for (vfs = MP_STATE_VM(vfs_mount_table); vfs != NULL; vfs = vfs->next) {
if (vfs->len == 1) {
- mp_obj_t root = mp_obj_new_str("/", 1, false);
+ mp_obj_t root = MP_OBJ_NEW_QSTR(MP_QSTR__slash_);
mp_vfs_proxy_call(vfs, MP_QSTR_chdir, 1, &root);
break;
}
@@ -318,7 +318,7 @@ STATIC mp_obj_t mp_vfs_ilistdir_it_iternext(mp_obj_t self_in) {
self->cur.vfs = vfs->next;
if (vfs->len == 1) {
// vfs is mounted at root dir, delegate to it
- mp_obj_t root = mp_obj_new_str("/", 1, false);
+ mp_obj_t root = MP_OBJ_NEW_QSTR(MP_QSTR__slash_);
self->is_iter = true;
self->cur.iter = mp_vfs_proxy_call(vfs, MP_QSTR_ilistdir, 1, &root);
return mp_iternext(self->cur.iter);
