buffer.c, ec.c: Fix required size for EC `buffer' encoding.

[catacomb-python] / ec.c

diff --git a/ec.c b/ec.c
index 30dc50c8fe6c449600f2244f28b6d51126f238fd..ef5d855a9c7071dfc69fd947a4a9e14da96305fe 100644 (file)
--- a/ec.c
+++ b/ec.c
@@ -252,7 +252,7 @@ static PyObject *epmeth_tobuf(PyObject *me, PyObject *arg)
   if (EC_ATINF(&p))
     n = 2;
   else
-    n = mp_octets(p.x) + mp_octets(p.y) + 4;
+    n = mp_octets(p.x) + mp_octets(p.y) + 6;
   rc = bytestring_pywrap(0, n);
   buf_init(&b, PyString_AS_STRING(rc), n);
   buf_putec(&b, &p);