From: Daniel Stenberg <daniel@haxx.se>
Date: Fri, 22 Dec 2023 09:16:14 +0000 (+0100)
Subject: mbedtls: free the entropy when threaded
X-Git-Tag: curl-8_6_0~177
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=8b1d2298;p=thirdparty%2Fcurl.git

mbedtls: free the entropy when threaded

The entropy_free was never done for threaded builds, causing a small
(fixed) memory leak.

Reported-by: RevaliQaQ on github
Fixes #12584
Closes #12585
---

diff --git a/lib/vtls/mbedtls.c b/lib/vtls/mbedtls.c
index 4734ce026a..159fa6c666 100644
--- a/lib/vtls/mbedtls.c
+++ b/lib/vtls/mbedtls.c
@@ -1206,6 +1206,9 @@ static int mbedtls_init(void)
 
 static void mbedtls_cleanup(void)
 {
+#ifdef THREADING_SUPPORT
+  mbedtls_entropy_free(&ts_entropy);
+#endif /* THREADING_SUPPORT */
   (void)Curl_mbedtlsthreadlock_thread_cleanup();
 }