struct.pack_into incorrect buffer size check

crypto-aes
Dan Halbert 4 years ago
parent 92dd9072cd
commit 777408ff8d
  1. 4
      shared-module/struct/__init__.c

@ -124,8 +124,8 @@ void shared_modules_struct_pack_into(mp_obj_t fmt_in, byte *p, byte* end_p, size
char fmt_type = get_fmt_type(&fmt);
const mp_uint_t total_sz = shared_modules_struct_calcsize(fmt_in);
if (p + total_sz != end_p) {
mp_raise_msg_varg(&mp_type_RuntimeError, translate("unpack requires a buffer of %d bytes"), total_sz);
if (p + total_sz > end_p) {
mp_raise_RuntimeError(translate("buffer too small"));
}
size_t i;

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