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-rw-r--r--py/obj.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/py/obj.c b/py/obj.c
index dfb450fb8d..81b5c69f7a 100644
--- a/py/obj.c
+++ b/py/obj.c
@@ -231,7 +231,7 @@ uint mp_get_index(const mp_obj_type_t *type, machine_uint_t len, mp_obj_t index)
}
}
-// may return NULL
+// may return MP_OBJ_NULL
mp_obj_t mp_obj_len_maybe(mp_obj_t o_in) {
mp_small_int_t len = 0;
if (MP_OBJ_IS_TYPE(o_in, &str_type)) {
@@ -249,7 +249,7 @@ mp_obj_t mp_obj_len_maybe(mp_obj_t o_in) {
} else if (MP_OBJ_IS_TYPE(o_in, &dict_type)) {
len = mp_obj_dict_len(o_in);
} else {
- return NULL;
+ return MP_OBJ_NULL;
}
return MP_OBJ_NEW_SMALL_INT(len);
}