vnc: remove a memory leak in zlib

Makes sure we free all ressources used in zlib encoding (zlib stream
and buffer).

Signed-off-by: Corentin Chary <corentincj@iksaif.net>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/vnc.c b/vnc.c
index 6b2f7241a8..f48f253675 100644
--- a/vnc.c
+++ b/vnc.c
@@ -974,6 +974,8 @@ static void vnc_disconnect_finish(VncState *vs)
 
     qobject_decref(vs->info);
 
+    vnc_zlib_clear(vs);
+
 #ifdef CONFIG_VNC_TLS
     vnc_tls_client_cleanup(vs);
 #endif /* CONFIG_VNC_TLS */