From 52c18be9e99dabe295321153fda7fce9f76647ac Mon Sep 17 00:00:00 2001
From: Zachary Amsden <zamsden@redhat.com>
Date: Thu, 30 Jul 2009 00:15:01 -1000
Subject: [PATCH] When using stdio monitor and VNC display, one can set or
 clear a VNC password; this should set or turn off VNC authentication as well.

Signed-off-by: Zachary Amsden <zamsden@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
---
 vnc.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/vnc.c b/vnc.c
index 9dbe82ac06..5eaef6a3e2 100644
--- a/vnc.c
+++ b/vnc.c
@@ -2274,6 +2274,11 @@ int vnc_display_password(DisplayState *ds, const char *password)
     if (password && password[0]) {
         if (!(vs->password = qemu_strdup(password)))
             return -1;
+        if (vs->auth == VNC_AUTH_NONE) {
+            vs->auth = VNC_AUTH_VNC;
+        }
+    } else {
+        vs->auth = VNC_AUTH_NONE;
     }
 
     return 0;