diff mbox series

[Openvpn-devel,v1] Fix memory leak in ntlm_support

Message ID 20241209194957.358-1-gert@greenie.muc.de
State Accepted
Headers
Series [Openvpn-devel,v1] Fix memory leak in ntlm_support |

Commit Message

Gert Doering Dec. 9, 2024, 7:49 p.m. UTC 
  From: Frank Lichtenheld <frank@lichtenheld.com>

Not really important but prevents running the NTLM
t_client tests with ASAN enabled.

Change-Id: If472398d4ff8323de485f084a07160b365dfc501
Signed-off-by: Frank Lichtenheld <frank@lichtenheld.com>
Acked-by: Lev Stipakov <lstipakov@gmail.com>
---

This change was reviewed on Gerrit and approved by at least one
developer. I request to merge it to master.

Gerrit URL: https://gerrit.openvpn.net/c/openvpn/+/826
This mail reflects revision 1 of this Change.

Acked-by according to Gerrit (reflected above):
Lev Stipakov <lstipakov@gmail.com>

Comments

Gert Doering Dec. 9, 2024, 8:09 p.m. UTC | #1 
Haven't really tested but looks reasonable and still works as expected
on the OpenSSL test instance here.

Your patch has been applied to the master branch.

commit ae82631be17ca8c49d356510c9e7709ddcf19db3
Author: Frank Lichtenheld
Date:   Mon Dec 9 20:49:57 2024 +0100

     Fix memory leak in ntlm_support

     Signed-off-by: Frank Lichtenheld <frank@lichtenheld.com>
     Acked-by: Lev Stipakov <lstipakov@gmail.com>
     Message-Id: <20241209194957.358-1-gert@greenie.muc.de>
     URL: https://www.mail-archive.com/openvpn-devel@lists.sourceforge.net/msg30049.html
     Signed-off-by: Gert Doering <gert@greenie.muc.de>


--
kind regards,

Gert Doering
diff mbox series

Patch

diff --git a/tests/ntlm_support.c b/tests/ntlm_support.c
index ccf8962..18d555a 100644
--- a/tests/ntlm_support.c
+++ b/tests/ntlm_support.c
@@ -33,11 +33,11 @@ 
 int
 main(void)
 {
-#if defined(ENABLE_CRYPTO_OPENSSL)
-    crypto_load_provider("legacy");
-    crypto_load_provider("default");
-#endif
 #ifdef NTLM
+#if defined(ENABLE_CRYPTO_OPENSSL)
+    provider_t *legacy = crypto_load_provider("legacy");
+    provider_t *def = crypto_load_provider("default");
+#endif
     if (!md_valid("MD4"))
     {
         msg(M_FATAL, "MD4 not supported");
@@ -46,6 +46,10 @@ 
     {
         msg(M_FATAL, "MD5 not supported");
     }
+#if defined(ENABLE_CRYPTO_OPENSSL)
+    crypto_unload_provider("legacy", legacy);
+    crypto_unload_provider("default", def);
+#endif
 #else  /* ifdef NTLM */
     msg(M_FATAL, "NTLM support not compiled in");
 #endif