[evolution-data-server] Bug #668679 - Crash on insertion of NULL in e_destination_set_contact()

[Milan Crha <mcrha src gnome org>]

commit 6b487a7088b9e429d885eae16969f0e5464af178
Author: Milan Crha <mcrha redhat com>
Date:   Mon Apr 23 16:53:54 2012 +0200

    Bug #668679 - Crash on insertion of NULL in e_destination_set_contact()

 addressbook/libebook/e-destination.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/addressbook/libebook/e-destination.c b/addressbook/libebook/e-destination.c
index c9f2536..5e3139c 100644
--- a/addressbook/libebook/e-destination.c
+++ b/addressbook/libebook/e-destination.c
@@ -478,7 +478,8 @@ e_destination_set_contact (EDestination *dest,
 						e_destination_set_name (s_dest, name);
 						g_free (name);
 
-						g_hash_table_insert (hash_table, g_strdup (id), s_dest);
+						if (id)
+							g_hash_table_insert (hash_table, g_strdup (id), s_dest);
 						lists_count--;
 					}