Fire CONSOLE_ADDED when the chardev is opened.

Fire CONSOLE_REMOVED in char_vc_finalize() before dropping the console
reference, so the console is still in a valid state when listeners
handle the event. Also fixes a console object leak by adding the
missing object_unref().

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
---
 ui/console-vc.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/ui/console-vc.c b/ui/console-vc.c
index 828e78c41ea..53d9e9d39b3 100644
--- a/ui/console-vc.c
+++ b/ui/console-vc.c
@@ -255,6 +255,7 @@ static bool vc_chr_open(Chardev *chr, ChardevBackend *backend, Error **errp)
     }
 
     qemu_chr_be_event(chr, CHR_EVENT_OPENED);
+    qemu_console_notify(QEMU_CONSOLE_ADDED, QEMU_CONSOLE(s));
     return true;
 }
 
@@ -327,12 +328,24 @@ static void char_vc_init(Object *obj)
     vc->encoding = CHARDEV_VC_ENCODING_UTF8;
 }
 
+static void char_vc_finalize(Object *obj)
+{
+    VCChardev *vc = VC_CHARDEV(obj);
+    QemuConsole *con = QEMU_CONSOLE(vc->console);
+
+    if (con) {
+        qemu_console_notify(QEMU_CONSOLE_REMOVED, con);
+        object_unref(con);
+    }
+}
+
 static const TypeInfo char_vc_type_info = {
     .name = TYPE_CHARDEV_VC,
     .parent = TYPE_CHARDEV,
     .instance_size = sizeof(VCChardev),
     .instance_init = char_vc_init,
     .instance_post_init = object_apply_compat_props,
+    .instance_finalize = char_vc_finalize,
     .class_init = char_vc_class_init,
 };
 

-- 
2.54.0