journal: fix symbol versioning file

[elogind.git] / src / hostname / hostnamed.c

diff --git a/src/hostname/hostnamed.c b/src/hostname/hostnamed.c
index 7dab5f40df14a7db591a655e6afa36a5ac52a87c..cd3ef491ac3ec4fb9efae6d3ab78c7904de3abd0 100644 (file)
--- a/src/hostname/hostnamed.c
+++ b/src/hostname/hostnamed.c
@@ -451,6 +451,14 @@ static DBusHandlerResult hostname_message_handler(
                         } else {
                                 char *h;
 
+                                /* The icon name might ultimately be
+                                 * used as file name, so better be
+                                 * safe than sorry */
+                                if (k == PROP_ICON_NAME && !filename_is_safe(name))
+                                        return bus_send_error_reply(connection, message, NULL, -EINVAL);
+                                if (k == PROP_PRETTY_HOSTNAME && !string_is_safe(name))
+                                        return bus_send_error_reply(connection, message, NULL, -EINVAL);
+
                                 h = strdup(name);
                                 if (!h)
                                         goto oom;
@@ -532,8 +540,7 @@ static int connect_bus(DBusConnection **_bus) {
 
         if (!dbus_connection_register_object_path(bus, "/org/freedesktop/hostname1", &hostname_vtable, NULL) ||
             !dbus_connection_add_filter(bus, bus_exit_idle_filter, &remain_until, NULL)) {
-                log_error("Out of memory.");
-                r = -ENOMEM;
+                r = log_oom();
                 goto fail;
         }