[gnome-packagekit/glib2] bugfix: prevent a NULL dereference if pk-upgrade-distro.sh does not exist

[Richard Hughes <rhughes src gnome org>]

commit 2db244e495fee9ea59bf9aca5149ffa24d830650
Author: Richard Hughes <richard hughsie com>
Date:   Tue Oct 6 10:50:44 2009 +0100

    bugfix: prevent a NULL dereference if pk-upgrade-distro.sh does not exist

 src/gpk-update-viewer.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/gpk-update-viewer.c b/src/gpk-update-viewer.c
index 7b70c71..b8ce45e 100644
--- a/src/gpk-update-viewer.c
+++ b/src/gpk-update-viewer.c
@@ -924,7 +924,7 @@ gpk_update_viewer_button_upgrade_cb (GtkWidget *widget, gpointer data)
 	gboolean ret;
 	GError *error = NULL;
 
-	ret = g_spawn_command_line_async ("/usr/share/PackageKit/pk-upgrade-distro.sh", NULL);
+	ret = g_spawn_command_line_async ("/usr/share/PackageKit/pk-upgrade-distro.sh", &error);
 	if (!ret) {
 		egg_warning ("Failure launching pk-upgrade-distro.sh: %s", error->message);
 		g_error_free (error);