--- zzzz-none-000/linux-5.15.111/net/openvswitch/vport.c	2023-05-11 14:00:40.000000000 +0000
+++ puma7-atom-6670-761/linux-5.15.111/net/openvswitch/vport.c	2024-02-07 10:23:30.000000000 +0000
@@ -3,6 +3,16 @@
  * Copyright (c) 2007-2014 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/etherdevice.h>
 #include <linux/if.h>
 #include <linux/if_vlan.h>
@@ -106,6 +116,20 @@
 	return NULL;
 }
 
+#ifdef CONFIG_OPENVSWITCH_BRCOMPAT
+static void release_vport(struct kobject *kobj)
+{
+	pr_info("Open vSwitch release_vport\n");
+}
+
+static struct kobj_type brport_ktype = {
+#ifdef CONFIG_SYSFS
+	.sysfs_ops = &ovs_brport_sysfs_ops,
+#endif
+	.release = release_vport
+};
+#endif
+
 /**
  *	ovs_vport_alloc - allocate and initialize new vport
  *
@@ -140,6 +164,13 @@
 	vport->ops = ops;
 	INIT_HLIST_NODE(&vport->dp_hash_node);
 
+#ifdef CONFIG_OPENVSWITCH_BRCOMPAT
+	/* Initialize kobject for bridge.  This will be added as
+	 * /sys/class/net/<devname>/brport later, if sysfs is enabled. */
+	vport->kobj.kset = NULL;
+	kobject_init(&vport->kobj, &brport_ktype);
+#endif
+
 	if (ovs_vport_set_upcall_portids(vport, parms->upcall_portids)) {
 		kfree(vport);
 		return ERR_PTR(-EINVAL);
@@ -165,6 +196,9 @@
 	 * it is safe to use raw dereference.
 	 */
 	kfree(rcu_dereference_raw(vport->upcall_portids));
+#ifdef CONFIG_OPENVSWITCH_BRCOMPAT
+	kobject_put(&vport->kobj);
+#endif
 	kfree(vport);
 }
 EXPORT_SYMBOL_GPL(ovs_vport_free);