[evolution] Bug 760971 - [Calendar] Double-free when editing meeting attendees

[Milan Crha <mcrha src gnome org>]

commit f853f50e6048df1f031488607431d448e08bd217
Author: Milan Crha <mcrha redhat com>
Date:   Mon Jan 25 19:53:37 2016 +0100

    Bug 760971 - [Calendar] Double-free when editing meeting attendees

 calendar/gui/e-comp-editor.c       |    2 +-
 calendar/gui/e-meeting-list-view.c |   29 ++---------------------------
 calendar/gui/itip-utils.c          |   16 ++++++++++++----
 3 files changed, 15 insertions(+), 32 deletions(-)
---
diff --git a/calendar/gui/e-comp-editor.c b/calendar/gui/e-comp-editor.c
index 12688c6..6650308 100644
--- a/calendar/gui/e-comp-editor.c
+++ b/calendar/gui/e-comp-editor.c
@@ -378,7 +378,7 @@ ece_send_process_method (SaveData *sd,
                GSList *attach_list = NULL;
                GSList *attach;
 
-               /* mime_attach_list is freed by itip_send_comp_sync */
+               /* mime_attach_list is freed by itip_send_component() */
                mime_attach_list = sd->mime_attach_list;
                sd->mime_attach_list = NULL;
 
diff --git a/calendar/gui/e-meeting-list-view.c b/calendar/gui/e-meeting-list-view.c
index 0766adb..da16b53 100644
--- a/calendar/gui/e-meeting-list-view.c
+++ b/calendar/gui/e-meeting-list-view.c
@@ -305,21 +305,7 @@ e_meeting_list_view_remove_attendee_from_name_selector (EMeetingListView *view,
                const gchar *attendee = NULL;
                EDestination *des = l->data;
 
-               if (e_destination_is_evolution_list (des)) {
-                       GList *l2, *dl;
-
-                       dl = (GList *) e_destination_list_get_dests (des);
-
-                       for (l2 = dl; l2; l2 = l2->next) {
-                               attendee = e_destination_get_email (l2->data);
-                               if (madd && attendee && g_str_equal (madd, attendee)) {
-                                       g_object_unref (l2->data);
-                                       /* coverity[returned_pointer] */
-                                       l2 = g_list_remove (l2, l2->data);
-                                       break;
-                               }
-                       }
-               } else {
+               if (!e_destination_is_evolution_list (des)) {
                        attendee = e_destination_get_email (des);
                        if (madd && attendee && g_str_equal (madd, attendee)) {
                                e_destination_store_remove_destination (destination_store, des);
@@ -357,18 +343,7 @@ e_meeting_list_view_remove_all_attendees_from_name_selector (EMeetingListView *v
                for (l = destinations; l; l = g_list_next (l)) {
                        EDestination *des = l->data;
 
-                       if (e_destination_is_evolution_list (des)) {
-                               GList *m, *dl;
-
-                               dl = (GList *) e_destination_list_get_dests (des);
-
-                               for (m = dl; m; m = m->next) {
-                                       g_object_unref (m->data);
-                                       m = g_list_remove (m, l->data);
-                               }
-                       } else {
-                               e_destination_store_remove_destination (destination_store, des);
-                       }
+                       e_destination_store_remove_destination (destination_store, des);
                }
                g_list_free (destinations);
        }
diff --git a/calendar/gui/itip-utils.c b/calendar/gui/itip-utils.c
index b958978..f3d639f 100644
--- a/calendar/gui/itip-utils.c
+++ b/calendar/gui/itip-utils.c
@@ -2052,13 +2052,21 @@ itip_send_component (ESourceRegistry *registry,
        ItipSendComponentData *isc;
 
        isc = g_new0 (ItipSendComponentData, 1);
-       isc->registry = registry;
+       isc->registry = g_object_ref (registry);
        isc->method = method;
        isc->send_comp = g_object_ref (send_comp);
-       isc->cal_client = cal_client;
-       isc->zones = zones;
+       isc->cal_client = g_object_ref (cal_client);
+       if (zones)
+               isc->zones = icalcomponent_new_clone (zones);
        isc->attachments_list = attachments_list;
-       isc->users = users;
+       if (users) {
+               GSList *link;
+
+               isc->users = g_slist_copy (users);
+               for (link = isc->users; link; link = g_slist_next (link)) {
+                       link->data = g_strdup (link->data);
+               }
+       }
        isc->strip_alarms = strip_alarms;
        isc->only_new_attendees = only_new_attendees;
        isc->ensure_master_object = ensure_master_object;