core: make exec_command_free_list return NULL

[elogind.git] / src / core / dbus-service.c

diff --git a/src/core/dbus-service.c b/src/core/dbus-service.c
index 093289fdf676bd061344daaeea11f3065fb0f446..2b50ac93d832fe6d0c56a6fd171fe62eda8fa75b 100644 (file)
--- a/src/core/dbus-service.c
+++ b/src/core/dbus-service.c
@@ -60,6 +60,7 @@ const sd_bus_vtable bus_service_vtable[] = {
         SD_BUS_PROPERTY("ControlPID", "u", bus_property_get_pid, offsetof(Service, control_pid), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
         SD_BUS_PROPERTY("BusName", "s", NULL, offsetof(Service, bus_name), SD_BUS_VTABLE_PROPERTY_CONST),
         SD_BUS_PROPERTY("StatusText", "s", NULL, offsetof(Service, status_text), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
+        SD_BUS_PROPERTY("StatusErrno", "i", NULL, offsetof(Service, status_errno), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
         SD_BUS_PROPERTY("Result", "s", property_get_result, offsetof(Service, result), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
         BUS_EXEC_STATUS_VTABLE("ExecMain", offsetof(Service, main_exec_status), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
         BUS_EXEC_COMMAND_LIST_VTABLE("ExecStartPre", offsetof(Service, exec_command[SERVICE_EXEC_START_PRE]), SD_BUS_VTABLE_PROPERTY_EMITS_INVALIDATION),
@@ -186,10 +187,8 @@ static int bus_service_set_transient_property(
                         ExecCommand *c;
                         size_t size = 0;
 
-                        if (n == 0) {
-                                exec_command_free_list(s->exec_command[SERVICE_EXEC_START]);
-                                s->exec_command[SERVICE_EXEC_START] = NULL;
-                        }
+                        if (n == 0)
+                                s->exec_command[SERVICE_EXEC_START] = exec_command_free_list(s->exec_command[SERVICE_EXEC_START]);
 
                         f = open_memstream(&buf, &size);
                         if (!f)