From: aurel32 <aurel32@c046a42c-6fe2-441c-8c8c-71466251a162>
Date: Sat, 13 Dec 2008 18:57:12 +0000 (+0000)
Subject: vnc: Fix crash on 'info vnc' after 'change vnc none'
X-Git-Tag: release_0_10_0~676
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=13412c9d2fce7c402e93a08177abdbc593208140;p=thirdparty%2Fqemu.git

vnc: Fix crash on 'info vnc' after 'change vnc none'

vnc_state->display is set to NULL after "change vnc none" but vnc_state itself
is still valid.

(James Ko)

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6010 c046a42c-6fe2-441c-8c8c-71466251a162
---

diff --git a/vnc.c b/vnc.c
index 538658a774d..3a7d76234a7 100644
--- a/vnc.c
+++ b/vnc.c
@@ -183,7 +183,7 @@ static VncState *vnc_state; /* needed for info vnc */
 
 void do_info_vnc(void)
 {
-    if (vnc_state == NULL)
+    if (vnc_state == NULL || vnc_state->display == NULL)
 	term_printf("VNC server disabled\n");
     else {
 	term_printf("VNC server active on: ");