[evolution] Call e_cal_client_check_save_schedules() only when found a calendar

[Milan Crha <mcrha src gnome org>]

commit 6d8542a62879bd8b6f06e2679fc9f846ba497935
Author: Milan Crha <mcrha redhat com>
Date:   Fri Jul 1 14:25:40 2011 +0200

    Call e_cal_client_check_save_schedules() only when found a calendar

 plugins/itip-formatter/itip-formatter.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/plugins/itip-formatter/itip-formatter.c b/plugins/itip-formatter/itip-formatter.c
index 611324d..0770ea2 100644
--- a/plugins/itip-formatter/itip-formatter.c
+++ b/plugins/itip-formatter/itip-formatter.c
@@ -701,7 +701,7 @@ decrease_find_data (FormatItipFindData *fd)
                  * invitiations (REQUEST), but not replies (REPLY).
 		 * Replies only make sense for events with an organizer.
 		 */
-		if (!e_cal_client_check_save_schedules (pitip->current_client) &&
+		if (pitip->current_client && !e_cal_client_check_save_schedules (pitip->current_client) &&
 		    (pitip->method == ICAL_METHOD_PUBLISH || pitip->method ==  ICAL_METHOD_REQUEST) &&
 		    pitip->has_organizer) {
 			rsvp_enabled = TRUE;