--- zzzz-none-000/linux-4.9.279/drivers/net/ethernet/qlogic/netxen/netxen_nic_hw.c	2021-08-08 06:38:54.000000000 +0000
+++ puma7-atom-6591-750/linux-4.9.279/drivers/net/ethernet/qlogic/netxen/netxen_nic_hw.c	2023-02-08 11:43:42.000000000 +0000
@@ -987,20 +987,8 @@
 int netxen_nic_change_mtu(struct net_device *netdev, int mtu)
 {
 	struct netxen_adapter *adapter = netdev_priv(netdev);
-	int max_mtu;
 	int rc = 0;
 
-	if (NX_IS_REVISION_P3(adapter->ahw.revision_id))
-		max_mtu = P3_MAX_MTU;
-	else
-		max_mtu = P2_MAX_MTU;
-
-	if (mtu > max_mtu) {
-		printk(KERN_ERR "%s: mtu > %d bytes unsupported\n",
-				netdev->name, max_mtu);
-		return -EINVAL;
-	}
-
 	if (adapter->set_mtu)
 		rc = adapter->set_mtu(adapter, mtu);