efl/edbus: make all edbus_*_send() methods unref its msg

There's no reason to keep a msg after it was sent. Before this patch we
had edbus_service_signal_send() unref'ing its msg and all the others
not. Also, several users (particularly the edbus_proxy_send() ones) were
forgetting to unref the msg.

This patch makes all these methods unref the message after it has been
succesfully sent:

 - edbus_connection_send()
 - edbus_object_send()
 - edbus_proxy_send()
 - edbus_service_signal_send()



SVN revision: 82807

7 files changed, 17 insertions, 25 deletions

diff --git a/src/lib/edbus/edbus_freedesktop.c b/src/lib/edbus/edbus_freedesktop.c
index bf5c50d3d3..716dcbcf22 100644
--- a/src/lib/edbus/edbus_freedesktop.c
+++ b/src/lib/edbus/edbus_freedesktop.c
@@ -78,6 +78,5 @@ edbus_object_managed_objects_get(EDBus_Object *obj, EDBus_Message_Cb cb, const v
    msg = edbus_object_method_call_new(obj, EDBUS_FDO_INTERFACE_OBJECT_MANAGER,
                                       "GetManagedObjects");
    p = edbus_object_send(obj, msg, cb, data, -1);
-   edbus_message_unref(msg);
    return p;
 }
diff --git a/src/lib/edbus/edbus_object.c b/src/lib/edbus/edbus_object.c
index c887eb6056..d61a74a9ab 100644
--- a/src/lib/edbus/edbus_object.c
+++ b/src/lib/edbus/edbus_object.c
@@ -648,7 +648,6 @@ edbus_object_peer_ping(EDBus_Object *obj, EDBus_Message_Cb cb, const void *data)
    EDBUS_OBJECT_CHECK_RETVAL(obj, NULL);
    msg = edbus_object_method_call_new(obj, EDBUS_FDO_INTEFACE_PEER, "Ping");
    p = edbus_object_send(obj, msg, cb, data, -1);
-   edbus_message_unref(msg);
    return p;
 }
 
@@ -661,7 +660,6 @@ edbus_object_peer_machine_id_get(EDBus_Object *obj, EDBus_Message_Cb cb, const v
    msg = edbus_object_method_call_new(obj, EDBUS_FDO_INTEFACE_PEER,
                                       "GetMachineId");
    p = edbus_object_send(obj, msg, cb, data, -1);
-   edbus_message_unref(msg);
    return p;
 }
 
@@ -674,6 +672,5 @@ edbus_object_introspect(EDBus_Object *obj, EDBus_Message_Cb cb, const void *data
    msg = edbus_object_method_call_new(obj, EDBUS_FDO_INTERFACE_INTROSPECTABLE,
                                       "Introspect");
    p = edbus_object_send(obj, msg, cb, data, -1);
-   edbus_message_unref(msg);
    return p;
 }
diff --git a/src/lib/edbus/edbus_pending.c b/src/lib/edbus/edbus_pending.c
index 99afc6f29f..bd609b240d 100644
--- a/src/lib/edbus/edbus_pending.c
+++ b/src/lib/edbus/edbus_pending.c
@@ -103,17 +103,22 @@ edbus_connection_send(EDBus_Connection *conn, EDBus_Message *msg, EDBus_Message_
    return pending;
 }
 
+/*
+ * On success @param msg is unref'd or its ref is stolen by the returned
+ * EDBus_Pending.
+ */
 EDBus_Pending *
 _edbus_connection_send(EDBus_Connection *conn, EDBus_Message *msg, EDBus_Message_Cb cb, const void *cb_data, double timeout)
 {
    EDBus_Pending *pending;
    EDBus_Message *error_msg;
    DBG("conn=%p, msg=%p, cb=%p, cb_data=%p, timeout=%f",
-          conn, msg, cb, cb_data, timeout);
+       conn, msg, cb, cb_data, timeout);
 
    if (!cb)
      {
         dbus_connection_send(conn->dbus_conn, msg->dbus_msg, NULL);
+        edbus_message_unref(msg);
         return NULL;
      }
 
@@ -127,7 +132,10 @@ _edbus_connection_send(EDBus_Connection *conn, EDBus_Message *msg, EDBus_Message
    pending->interface = eina_stringshare_add(dbus_message_get_interface(msg->dbus_msg));
    pending->method = eina_stringshare_add(dbus_message_get_member(msg->dbus_msg));
    pending->path = eina_stringshare_add(dbus_message_get_path(msg->dbus_msg));
-   pending->msg_sent = edbus_message_ref(msg);
+
+   /* Steal the reference */
+   pending->msg_sent = msg;
+
    EINA_MAGIC_SET(pending, EDBUS_PENDING_MAGIC);
 
    if (!dbus_connection_send_with_reply(conn->dbus_conn,
diff --git a/src/lib/edbus/edbus_proxy.c b/src/lib/edbus/edbus_proxy.c
index c90b91bd0c..c59a031877 100644
--- a/src/lib/edbus/edbus_proxy.c
+++ b/src/lib/edbus/edbus_proxy.c
@@ -539,7 +539,6 @@ edbus_proxy_method_call_new(EDBus_Proxy *proxy, const char *member)
 static EDBus_Pending *
 _edbus_proxy_vcall(EDBus_Proxy *proxy, const char *member, EDBus_Message_Cb cb, const void *cb_data, double timeout, const char *signature, va_list ap)
 {
-   EDBus_Pending *pending;
    EDBus_Message *msg = edbus_proxy_method_call_new(proxy, member);
    EINA_SAFETY_ON_NULL_RETURN_VAL(msg, NULL);
 
@@ -550,9 +549,7 @@ _edbus_proxy_vcall(EDBus_Proxy *proxy, const char *member, EDBus_Message_Cb cb,
         return NULL;
      }
 
-   pending = _edbus_proxy_send(proxy, msg, cb, cb_data, timeout);
-   edbus_message_unref(msg);
-   return pending;
+   return _edbus_proxy_send(proxy, msg, cb, cb_data, timeout);
 }
 
 EAPI EDBus_Pending *
@@ -628,7 +625,6 @@ edbus_proxy_property_set(EDBus_Proxy *proxy, const char *name, const char *sig,
 {
    EDBus_Message *msg;
    EDBus_Message_Iter *iter, *variant;
-   EDBus_Pending *pending;
 
    EDBUS_PROXY_CHECK_RETVAL(proxy, NULL);
    EINA_SAFETY_ON_NULL_RETURN_VAL(name, NULL);
@@ -653,10 +649,7 @@ edbus_proxy_property_set(EDBus_Proxy *proxy, const char *name, const char *sig,
      }
    edbus_message_iter_container_close(iter, variant);
 
-   pending = edbus_proxy_send(proxy->obj->properties, msg, cb, data, -1);
-   edbus_message_unref(msg);
-
-   return pending;
+   return edbus_proxy_send(proxy->obj->properties, msg, cb, data, -1);
 }
 
 EAPI EDBus_Pending *
diff --git a/src/lib/edbus/edbus_service.c b/src/lib/edbus/edbus_service.c
index e83d7a48bb..d1fd8d4eee 100644
--- a/src/lib/edbus/edbus_service.c
+++ b/src/lib/edbus/edbus_service.c
@@ -729,11 +729,13 @@ _iface_changed_send(void *data)
              ERR("msg == NULL");
              continue;
           }
+
         main_iter = edbus_message_iter_get(msg);
         edbus_message_iter_arguments_append(main_iter, "oa{sa{sv}}",
-                                         iface->obj->path, &array_iface);
+                                            iface->obj->path, &array_iface);
         if (!_propmgr_iface_props_append(iface, array_iface))
           goto error;
+
         EINA_LIST_FOREACH_SAFE(parent->iface_added, l, l2, next_iface)
           {
              if (iface->obj->path != next_iface->obj->path)
@@ -747,6 +749,7 @@ _iface_changed_send(void *data)
         edbus_message_iter_container_close(main_iter, array_iface);
         edbus_connection_send(parent->conn, msg, NULL, NULL, -1);
         continue;
+
 error:
         ERR("Error appending InterfacesAdded to msg.");
         edbus_message_unref(msg);
@@ -770,7 +773,7 @@ error:
         main_iter = edbus_message_iter_get(msg);
 
         edbus_message_iter_arguments_append(main_iter, "oas", iface_data->obj_path,
-                                         &array_iface);
+                                            &array_iface);
         edbus_message_iter_basic_append(array_iface, 's', iface_data->iface);
 
         EINA_LIST_FOREACH_SAFE(parent->iface_removed, l, l2, iface_data_next)
@@ -1196,7 +1199,6 @@ _object_handler(DBusConnection *conn EINA_UNUSED, DBusMessage *msg, void *user_d
    if (!reply) return DBUS_HANDLER_RESULT_HANDLED;
 
    _edbus_connection_send(obj->conn, reply, NULL, NULL, -1);
-   edbus_message_unref(reply);
 
    return DBUS_HANDLER_RESULT_HANDLED;
 }
@@ -1259,7 +1261,6 @@ edbus_service_signal_send(const EDBus_Service_Interface *iface, EDBus_Message *s
    EDBUS_SERVICE_INTERFACE_CHECK_RETVAL(iface, EINA_FALSE);
    EINA_SAFETY_ON_NULL_RETURN_VAL(signal_msg, EINA_FALSE);
    _edbus_connection_send(iface->obj->conn, signal_msg, NULL, NULL, -1);
-   edbus_message_unref(signal_msg);
    return EINA_TRUE;
 }
 
diff --git a/src/lib/efreet/efreet_cache.c b/src/lib/efreet/efreet_cache.c
index 6e99ee3951..5c3a52a669 100644
--- a/src/lib/efreet/efreet_cache.c
+++ b/src/lib/efreet/efreet_cache.c
@@ -878,7 +878,6 @@ efreet_cache_desktop_add(Efreet_Desktop *desktop)
     edbus_message_iter_basic_append(array_of_string, 's', path);
     edbus_message_iter_container_close(iter, array_of_string);
     edbus_proxy_send(proxy, msg, NULL, NULL, -1);
-    edbus_message_unref(msg);
     free(path);
 }
 
@@ -898,7 +897,6 @@ efreet_cache_icon_exts_add(Eina_List *exts)
         edbus_message_iter_basic_append(array_of_string, 's', ext);
     edbus_message_iter_container_close(iter, array_of_string);
     edbus_proxy_send(proxy, msg, NULL, NULL, -1);
-    edbus_message_unref(msg);
 }
 
 void
@@ -917,7 +915,6 @@ efreet_cache_icon_dirs_add(Eina_List *dirs)
         edbus_message_iter_basic_append(array_of_string, 's', dir);
     edbus_message_iter_container_close(iter, array_of_string);
     edbus_proxy_send(proxy, msg, NULL, NULL, -1);
-    edbus_message_unref(msg);
 }
 
 void
diff --git a/src/lib/ethumb/client/ethumb_client.c b/src/lib/ethumb/client/ethumb_client.c
index cfe04887cf..9c2530323c 100644
--- a/src/lib/ethumb/client/ethumb_client.c
+++ b/src/lib/ethumb/client/ethumb_client.c
@@ -353,7 +353,6 @@ _ethumb_client_call_new(Ethumb_Client *client)
                                        _ethumb_dbus_path,
                                        _ethumb_dbus_interface, "new");
    edbus_connection_send(client->conn, msg, _ethumb_client_new_cb, client, -1);
-   edbus_message_unref(msg);
 }
 
 static void
@@ -822,7 +821,6 @@ ethumb_client_ethumb_setup(Ethumb_Client *client)
 
    edbus_proxy_send(client->proxy, msg, _ethumb_client_ethumb_setup_cb,
                     client, -1);
-   edbus_message_unref(msg);
 }
 
 /**
@@ -962,7 +960,6 @@ _ethumb_client_queue_add(Ethumb_Client *client, const char *file, const char *ke
                                             _ethumb_client_queue_add_cb,
                                             pending, -1);
    client->pending_add = eina_list_append(client->pending_add, pending);
-   edbus_message_unref(msg);
 
    return pending->id;
 }