From 89fda5a4410099a317bd1fcef56b130d6d97a2b5 Mon Sep 17 00:00:00 2001
From: dinglimin_yewu <dinglimin_yewu@cmss.chinamobile.com>
Date: Sat, 16 Sep 2023 17:41:07 +0800
Subject: [PATCH] ui: fix crash when there are no active_console
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cherry-pick from 48a35e12faf90a896c5aa4755812201e00d60316

Thread 1 "qemu-system-x86" received signal SIGSEGV, Segmentation fault.
0x0000555555888630 in dpy_ui_info_supported (con=0x0) at ../ui/console.c:812
812	    return con->hw_ops->ui_info != NULL;
(gdb) bt

Fixes:
https://issues.redhat.com/browse/RHEL-2600

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Albert Esteve <aesteve@redhat.com>
Signed-off-by: dinglimin_yewu <dinglimin_yewu@cmss.chinamobile.com>
---
 ui/console.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/ui/console.c b/ui/console.c
index 29a3e3f0f5..d22c3def20 100644
--- a/ui/console.c
+++ b/ui/console.c
@@ -1526,6 +1526,9 @@ bool dpy_ui_info_supported(QemuConsole *con)
         con = active_console;
     }
 
+    if (con == NULL) {
+        return false;
+    }
     return con->hw_ops->ui_info != NULL;
 }
 
-- 
2.41.0.windows.1