diff options
Diffstat (limited to 'extmod/moduhashlib.c')
| -rw-r--r-- | extmod/moduhashlib.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/extmod/moduhashlib.c b/extmod/moduhashlib.c index 40a0f06094..e9100fa1b6 100644 --- a/extmod/moduhashlib.c +++ b/extmod/moduhashlib.c @@ -63,10 +63,10 @@ MP_DEFINE_CONST_FUN_OBJ_2(hash_update_obj, hash_update); STATIC mp_obj_t hash_digest(mp_obj_t self_in) { mp_obj_hash_t *self = self_in; - byte *hash; - mp_obj_t o = mp_obj_str_builder_start(&mp_type_bytes, SHA256_BLOCK_SIZE, &hash); - sha256_final((SHA256_CTX*)self->state, hash); - return mp_obj_str_builder_end(o); + vstr_t vstr; + vstr_init_len(&vstr, SHA256_BLOCK_SIZE); + sha256_final((SHA256_CTX*)self->state, (byte*)vstr.buf); + return mp_obj_new_str_from_vstr(&mp_type_bytes, &vstr); } MP_DEFINE_CONST_FUN_OBJ_1(hash_digest_obj, hash_digest); |