[gnome-software] trivial: Don't crash if there is no sample data installed

[Richard Hughes <rhughes src gnome org>]

commit fd9a2d95d1c9503da7df27afb991ce6bfeb1d494
Author: Richard Hughes <richard hughsie com>
Date:   Tue Nov 5 18:06:44 2013 +0000

    trivial: Don't crash if there is no sample data installed

 src/plugins/gs-plugin-appstream.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/plugins/gs-plugin-appstream.c b/src/plugins/gs-plugin-appstream.c
index 91ea54c..26fee2e 100644
--- a/src/plugins/gs-plugin-appstream.c
+++ b/src/plugins/gs-plugin-appstream.c
@@ -425,7 +425,7 @@ gs_plugin_refine_item_pixbuf (GsPlugin *plugin, GsApp *app, AppstreamApp *item)
                ret = gs_app_load_icon (app, &error);
                if (!ret) {
                        g_warning ("falling back to searching for %s", icon_path);
-                       g_error_free (error);
+                       g_clear_error (&error);
                        g_free (icon_path);
 
                        /* we are not going to be doing this forever,