[couchdb-glib] Don't add doc_info's if NULL

[Rodrigo Moya <rodrigo src gnome org>]

commit cb10bb36747cdb279e8e5d96ffa67d784f65d4da
Author: Rodrigo Moya <rodrigo gnome-db org>
Date:   Thu Mar 24 13:30:59 2011 +0100

    Don't add doc_info's if NULL

 couchdb-glib/couchdb-database.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/couchdb-glib/couchdb-database.c b/couchdb-glib/couchdb-database.c
index b41c56f..4dd7b2b 100644
--- a/couchdb-glib/couchdb-database.c
+++ b/couchdb-glib/couchdb-database.c
@@ -287,6 +287,9 @@ couchdb_database_list_documents (CouchdbDatabase *database, GError **error)
 				json_object_get_string_member (
 					json_object_get_object_member (doc, "value"),
 					"rev"));
+			if (!doc_info)
+				continue;
+
 			doclist = g_slist_append (doclist, doc_info);
 		}
 	}