vnc: fix tight png memory leak

The tight.png buffer was never released.

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

diff --git a/ui/vnc-enc-tight.c b/ui/vnc-enc-tight.c
index 52b81f3a35239ca999435a9f104976b40a4c22ea..3f19df2ba79700ecc60187eb22ee3592e6d66434 100644 (file)
--- a/ui/vnc-enc-tight.c
+++ b/ui/vnc-enc-tight.c
@@ -1674,4 +1674,7 @@ void vnc_tight_clear(VncState *vs)
 #ifdef CONFIG_VNC_JPEG
     buffer_free(&vs->tight.jpeg);
 #endif
+#ifdef CONFIG_VNC_PNG
+    buffer_free(&vs->tight.png);
+#endif
 }