From: David Garske <david@wolfssl.com>
Date: Wed, 19 Dec 2018 16:30:44 +0000 (-0800)
Subject: wolfssl: Perform cleanup
X-Git-Tag: curl-7_64_0~106
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=982a897b4bc22fa49da2501af8242e8c8ce1792c;p=thirdparty%2Fcurl.git

wolfssl: Perform cleanup

This adds a cleanup callback for cyassl. Resolves possible memory leak
when using ECC fixed point cache.

Closes #3395
Reviewed-by: Daniel Stenberg <daniel@haxx.se>
Reviewed-by: Daniel Gustafsson <daniel@yesql.se>
---

diff --git a/lib/vtls/cyassl.c b/lib/vtls/cyassl.c
index 0d45afbf0c..ea96cf65e5 100644
--- a/lib/vtls/cyassl.c
+++ b/lib/vtls/cyassl.c
@@ -794,6 +794,12 @@ static int Curl_cyassl_init(void)
 }
 
 
+static void Curl_cyassl_cleanup(void)
+{
+  CyaSSL_Cleanup();
+}
+
+
 static bool Curl_cyassl_data_pending(const struct connectdata* conn,
                                      int connindex)
 {
@@ -1004,7 +1010,7 @@ const struct Curl_ssl Curl_ssl_cyassl = {
   sizeof(struct ssl_backend_data),
 
   Curl_cyassl_init,                /* init */
-  Curl_none_cleanup,               /* cleanup */
+  Curl_cyassl_cleanup,             /* cleanup */
   Curl_cyassl_version,             /* version */
   Curl_none_check_cxn,             /* check_cxn */
   Curl_cyassl_shutdown,            /* shutdown */