From 6f43252c9a8a207346c8fa6099fa72d1a5bf1665 Mon Sep 17 00:00:00 2001
From: Armin Novak <anovak@thinstuff.at>
Date: Thu, 14 Nov 2013 10:09:40 +0100
Subject: [PATCH] Fixed argument check in <tls_disconnect>

---
 libfreerdp/crypto/tls.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/libfreerdp/crypto/tls.c b/libfreerdp/crypto/tls.c
index 1b5c92ab8..3b97486b5 100644
--- a/libfreerdp/crypto/tls.c
+++ b/libfreerdp/crypto/tls.c
@@ -360,6 +360,9 @@ BOOL tls_accept(rdpTls* tls, const char* cert_file, const char* privatekey_file)
 
 BOOL tls_disconnect(rdpTls* tls)
 {
+	if (!tls)
+		return FALSE;
+
 	if (tls->ssl)
 		SSL_shutdown(tls->ssl);