[evolution-data-server] Fixes a memory leak.

[Jedy Jedy Wang <jedywang src gnome org>]

commit ec3ef73a935ae5f5c6e96c82349a23109afdc818
Author: Wang Xin <jedy wang sun com>
Date:   Fri Nov 6 11:47:20 2009 +0800

    Fixes a memory leak.

 calendar/backends/caldav/e-cal-backend-caldav.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/calendar/backends/caldav/e-cal-backend-caldav.c b/calendar/backends/caldav/e-cal-backend-caldav.c
index 0fded83..372e7ea 100644
--- a/calendar/backends/caldav/e-cal-backend-caldav.c
+++ b/calendar/backends/caldav/e-cal-backend-caldav.c
@@ -2866,6 +2866,7 @@ remove_cached_attachment (ECalBackendCalDAV *cbdav, const gchar *uid)
 	priv = E_CAL_BACKEND_CALDAV_GET_PRIVATE (cbdav);
 	l = e_cal_backend_store_get_components_by_uid (priv->store, uid);
 	len = g_slist_length (l);
+	g_slist_foreach (l, (GFunc)g_object_unref, NULL);
 	g_slist_free (l);
 	if (len > 0)
 		return;