[gnome-settings-daemon] Drop buggy error handling leading to a segfault

[Sebastien Bacher <sbacher src gnome org>]

commit 4cb68571999170319a2a8fd8ad29d789999bd3ae
Author: Sebastien Bacher <seb128 ubuntu com>
Date:   Thu Feb 16 16:39:35 2012 +0100

    Drop buggy error handling leading to a segfault

 plugins/power/gsd-backlight-helper.c |    4 +---
 1 files changed, 1 insertions(+), 3 deletions(-)
---
diff --git a/plugins/power/gsd-backlight-helper.c b/plugins/power/gsd-backlight-helper.c
index 6e59fcb..fd9325e 100644
--- a/plugins/power/gsd-backlight-helper.c
+++ b/plugins/power/gsd-backlight-helper.c
@@ -53,15 +53,13 @@ static gchar *
 gsd_backlight_helper_get_best_backlight ()
 {
 	gchar *path = NULL;
-	GError *error = NULL;
 	GList *devices;
 	GUdevClient *client;
 
 	client = g_udev_client_new (NULL);
 	devices = g_udev_client_query_by_subsystem (client, "backlight");
 	if (devices == NULL) {
-		g_warning ("failed to find any devices: %s", error->message);
-		g_error_free (error);
+		g_warning ("failed to find any devices");
 		goto out;
 	}