[gnome-settings-daemon] keyboard: Fix error path usage

[Bastien Nocera <hadess src gnome org>]

commit 28ad7e334ee522a273129a414a454cc53246d32c
Author: Bastien Nocera <hadess hadess net>
Date:   Thu Oct 20 16:27:32 2011 +0100

    keyboard: Fix error path usage

 plugins/keyboard/gsd-keyboard-xkb.c |   15 +++++++--------
 1 files changed, 7 insertions(+), 8 deletions(-)
---
diff --git a/plugins/keyboard/gsd-keyboard-xkb.c b/plugins/keyboard/gsd-keyboard-xkb.c
index f85ffba..7ee8555 100644
--- a/plugins/keyboard/gsd-keyboard-xkb.c
+++ b/plugins/keyboard/gsd-keyboard-xkb.c
@@ -146,19 +146,18 @@ popup_menu_launch_capplet ()
 		    gdk_display_get_app_launch_context
 		    (gdk_display_get_default ());
 
-		g_app_info_launch (info, NULL,
-				   G_APP_LAUNCH_CONTEXT (ctx), &error);
+		if (g_app_info_launch (info, NULL,
+				   G_APP_LAUNCH_CONTEXT (ctx), &error) == FALSE) {
+			g_warning
+				("Could not execute keyboard properties capplet: [%s]\n",
+				 error->message);
+			g_error_free (error);
+		}
 
 		g_object_unref (info);
 		g_object_unref (ctx);
 	}
 
-	if (error != NULL) {
-		g_warning
-		    ("Could not execute keyboard properties capplet: [%s]\n",
-		     error->message);
-		g_error_free (error);
-	}
 }
 
 static void