[gnome-session/benzea/fix-screensaver-initial-sync: 2/2] presence: Fix error detection when syncing initial screensaver state

[Benjamin Berg <bberg src gnome org>]

commit afb80a5762d0580ab970c7050b2daee23aa360cb
Author: Benjamin Berg <bberg redhat com>
Date:   Tue Apr 27 22:43:46 2021 +0200

    presence: Fix error detection when syncing initial screensaver state
    
    The preview bugfix in commit f51153498246 was incorrect as it tested for
    the variant to be non-NULL to detect an error (rather than NULL).
    
    Fix this.

 gnome-session/gsm-presence.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/gnome-session/gsm-presence.c b/gnome-session/gsm-presence.c
index 0e012c69..f4aa4889 100644
--- a/gnome-session/gsm-presence.c
+++ b/gnome-session/gsm-presence.c
@@ -239,7 +239,7 @@ screensaver_get_active_cb (GDBusProxy  *screensaver_proxy,
         gboolean is_active;
 
         data = g_dbus_proxy_call_finish (screensaver_proxy, res, &error);
-        if (data) {
+        if (!data) {
                 if (error) {
                         g_warning ("Could not retrieve current screensaver active state: %s",
                                    error->message);