File bpo36263-Fix_hashlib_scrypt.patch of Package python3.20716

From b8dc92b32bc87b127b1679f4b4a4f987d1e1d080 Mon Sep 17 00:00:00 2001
From: Victor Stinner <vstinner@redhat.com>
Date: Mon, 11 Mar 2019 16:47:10 +0100
Subject: [PATCH] bpo-36263: Fix hashlib.scrypt()

Fix hashlib.scrypt(): pass the salt when validating arguments.
---
 .../next/Library/2019-03-11-16-52-09.bpo-36263.IzB4p5.rst   | 1 +
 Modules/_hashopenssl.c                                      | 6 +++++-
 2 files changed, 6 insertions(+), 1 deletion(-)
 create mode 100644 Misc/NEWS.d/next/Library/2019-03-11-16-52-09.bpo-36263.IzB4p5.rst

--- /dev/null
+++ b/Misc/NEWS.d/next/Library/2019-03-11-16-52-09.bpo-36263.IzB4p5.rst
@@ -0,0 +1 @@
+Fix :func:`hashlib.scrypt`: pass the salt when validating arguments.
--- a/Modules/_hashopenssl.c
+++ b/Modules/_hashopenssl.c
@@ -831,7 +831,11 @@ _hashlib_scrypt_impl(PyObject *module, P
     }
 
     /* let OpenSSL validate the rest */
-    retval = EVP_PBE_scrypt(NULL, 0, NULL, 0, n, r, p, maxmem, NULL, 0);
+    retval = EVP_PBE_scrypt(
+        NULL, 0,
+        (const unsigned char *)salt->buf, (size_t)salt->len,
+        n, r, p, maxmem,
+        NULL, 0);
     if (!retval) {
         /* sorry, can't do much better */
         PyErr_SetString(PyExc_ValueError,