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-rw-r--r--extmod/uos_dupterm.c4
-rw-r--r--py/mpstate.h4
2 files changed, 3 insertions, 5 deletions
diff --git a/extmod/uos_dupterm.c b/extmod/uos_dupterm.c
index e18d133b9..826bf1715 100644
--- a/extmod/uos_dupterm.c
+++ b/extmod/uos_dupterm.c
@@ -201,4 +201,6 @@ STATIC mp_obj_t mp_uos_dupterm(size_t n_args, const mp_obj_t *args) {
}
MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(mp_uos_dupterm_obj, 1, 2, mp_uos_dupterm);
-#endif
+MP_REGISTER_ROOT_POINTER(mp_obj_t dupterm_objs[MICROPY_PY_OS_DUPTERM]);
+
+#endif // MICROPY_PY_OS_DUPTERM
diff --git a/py/mpstate.h b/py/mpstate.h
index 67146d282..53bb882ce 100644
--- a/py/mpstate.h
+++ b/py/mpstate.h
@@ -198,10 +198,6 @@ typedef struct _mp_state_vm_t {
// root pointers for extmod
- #if MICROPY_PY_OS_DUPTERM
- mp_obj_t dupterm_objs[MICROPY_PY_OS_DUPTERM];
- #endif
-
#if MICROPY_PY_LWIP_SLIP
mp_obj_t lwip_slip_stream;
#endif