--- zzzz-none-000/linux-5.15.111/net/openvswitch/dp_notify.c	2023-05-11 14:00:40.000000000 +0000
+++ puma7-atom-6670-761/linux-5.15.111/net/openvswitch/dp_notify.c	2024-02-07 10:23:30.000000000 +0000
@@ -3,6 +3,16 @@
  * Copyright (c) 2007-2012 Nicira, Inc.
  */
 
+/*
+ * Includes Inango Systems Ltd’s changes/modifications dated: 2021.
+ * Changed/modified portions - Copyright (c) 2021 , Inango Systems Ltd.
+ */
+
+/*
+  Includes MaxLinear's changes dated: 2021, 2022, 2023.
+  Changed portions - Copyright 2021-2023 MaxLinear, Inc.
+*/
+
 #include <linux/netdevice.h>
 #include <net/genetlink.h>
 #include <net/netns/generic.h>
@@ -68,7 +78,28 @@
 
 	if (!vport)
 		return NOTIFY_DONE;
+#ifdef CONFIG_OPENVSWITCH_BRCOMPAT
+	switch (event) {
+	case NETDEV_UNREGISTER:
+		{
+			if (brc_handle_event_hook)
+				brc_handle_event_hook(dev, NETDEV_UNREGISTER);
+			/* upper_dev_unlink and decrement promisc immediately */
+			ovs_netdev_detach_dev(vport);
+
+			/* schedule vport destroy, dev_put and genl notification */
+			ovs_net = net_generic(dev_net(dev), ovs_net_id);
+			queue_work(system_wq, &ovs_net->dp_notify_work);
+		}
+		break;
 
+	case NETDEV_CHANGENAME:
+		if (vport->port_no != OVSP_LOCAL) {
+			ovs_dp_sysfs_del_if(vport);
+			ovs_dp_sysfs_add_if(vport, NULL);
+		}
+		break;
+#else
 	if (event == NETDEV_UNREGISTER) {
 		/* upper_dev_unlink and decrement promisc immediately */
 		ovs_netdev_detach_dev(vport);
@@ -76,6 +107,7 @@
 		/* schedule vport destroy, dev_put and genl notification */
 		ovs_net = net_generic(dev_net(dev), ovs_net_id);
 		queue_work(system_wq, &ovs_net->dp_notify_work);
+#endif
 	}
 
 	return NOTIFY_DONE;