[gnome-screensaver] Fix compile warning if not compiled with systemd

[Robert Ancell <rancell src gnome org>]

commit 1a3c239cf88c533be1e489147d621cd9738e203f
Author: Robert Ancell <robert ancell canonical com>
Date:   Sat Feb 11 11:51:30 2012 +1100

    Fix compile warning if not compiled with systemd

 src/gs-listener-dbus.c |    3 +--
 1 files changed, 1 insertions(+), 2 deletions(-)
---
diff --git a/src/gs-listener-dbus.c b/src/gs-listener-dbus.c
index 7a78543..2024665 100644
--- a/src/gs-listener-dbus.c
+++ b/src/gs-listener-dbus.c
@@ -1372,7 +1372,7 @@ gs_listener_acquire (GSListener *listener,
                                             ",member='PropertiesChanged'",
                                             NULL);
 
-                        goto finish;
+                        return (res != -1);
                 }
 #endif
 
@@ -1395,7 +1395,6 @@ gs_listener_acquire (GSListener *listener,
 #endif
         }
 
-finish:
         return (res != -1);
 }