[gnome-packagekit/gnome-2-28] dont segfault if error_local is not set

[Scott Reeves <sreeves src gnome org>]

commit 9d5e3178e0ffee286f17e2e1b56e77d72c30549b
Author: Scott Reeves <sreeves novell com>
Date:   Thu Oct 8 11:49:03 2009 -0600

    dont segfault if error_local is not set

 src/gpk-dbus-task.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/src/gpk-dbus-task.c b/src/gpk-dbus-task.c
index 7f86fa5..48fcfb2 100644
--- a/src/gpk-dbus-task.c
+++ b/src/gpk-dbus-task.c
@@ -484,7 +484,8 @@ gpk_dbus_task_install_package_ids (GpkDbusTask *task)
 	if (!ret) {
 		/* TRANSLATORS: error: failed to install, detailed error follows */
 		gpk_dbus_task_error_msg (task, _("Failed to install package"), error_local);
-		error = g_error_new (GPK_DBUS_ERROR, GPK_DBUS_ERROR_INTERNAL_ERROR, "%s", error_local->message);
+		error = g_error_new (GPK_DBUS_ERROR, GPK_DBUS_ERROR_INTERNAL_ERROR, "%s",
+			error_local ? error_local->message : NULL);
 		dbus_g_method_return_error (task->priv->context, error);
 		goto out;
 	}