From: Christian Heimes <christian@cheimes.de>
Date: Wed, 6 Nov 2013 16:25:17 +0000 (+0100)
Subject: Issue #18582: fix memory leak in pbkdf2 code
X-Git-Tag: v3.4.0b1~375
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=6853108ccd09d2be6d1af828053db35577b30200;p=thirdparty%2FPython%2Fcpython.git

Issue #18582: fix memory leak in pbkdf2 code
---

diff --git a/Modules/_hashopenssl.c b/Modules/_hashopenssl.c
index 80e1b61ab518..1a11bb5b513e 100644
--- a/Modules/_hashopenssl.c
+++ b/Modules/_hashopenssl.c
@@ -535,6 +535,7 @@ PKCS5_PBKDF2_HMAC_fast(const char *pass, int passlen,
             HMAC_CTX_cleanup(&hctx);
             return 0;
         }
+        HMAC_CTX_cleanup(&hctx);
         memcpy(p, digtmp, cplen);
         for (j = 1; j < iter; j++) {
             if (!HMAC_CTX_copy(&hctx, &hctx_tpl)) {