kernel: move mtk flow offload patches to backport-5.15

They were accepted upstream

Signed-off-by: Felix Fietkau <nbd@nbd.name>

target/linux/generic/pending-5.15/680-NET-skip-GRO-for-foreign-MAC-addresses.patch

@@ -11,7 +11,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
 
 --- a/include/linux/netdevice.h
 +++ b/include/linux/netdevice.h
-@@ -2068,6 +2068,8 @@ struct net_device {
+@@ -2075,6 +2075,8 @@ struct net_device {
  	struct netdev_hw_addr_list	mc;
  	struct netdev_hw_addr_list	dev_addrs;
 
@@ -32,7 +32,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
  	__u8			inner_protocol_type:1;
 --- a/net/core/dev.c
 +++ b/net/core/dev.c
-@@ -6051,6 +6051,9 @@ static enum gro_result dev_gro_receive(s
+@@ -6055,6 +6055,9 @@ static enum gro_result dev_gro_receive(s
  	int same_flow;
  	int grow;
 
@@ -42,7 +42,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
  	if (netif_elide_gro(skb->dev))
  		goto normal;
 
-@@ -8065,6 +8068,48 @@ static void __netdev_adjacent_dev_unlink
+@@ -8069,6 +8072,48 @@ static void __netdev_adjacent_dev_unlink
  					   &upper_dev->adj_list.lower);
  }
 
@@ -91,23 +91,23 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
  static int __netdev_upper_dev_link(struct net_device *dev,
  				   struct net_device *upper_dev, bool master,
  				   void *upper_priv, void *upper_info,
-@@ -8116,6 +8161,7 @@ static int __netdev_upper_dev_link(struc
+@@ -8120,6 +8165,7 @@ static int __netdev_upper_dev_link(struc
  	if (ret)
  		return ret;
 
 +	netdev_update_addr_mask(dev);
  	ret = call_netdevice_notifiers_info(NETDEV_CHANGEUPPER,
  					    &changeupper_info.info);
  	ret = notifier_to_errno(ret);
-@@ -8212,6 +8258,7 @@ static void __netdev_upper_dev_unlink(st
+@@ -8216,6 +8262,7 @@ static void __netdev_upper_dev_unlink(st
 
  	__netdev_adjacent_dev_unlink_neighbour(dev, upper_dev);
 
 +	netdev_update_addr_mask(dev);
  	call_netdevice_notifiers_info(NETDEV_CHANGEUPPER,
  				      &changeupper_info.info);
 
-@@ -9031,6 +9078,7 @@ int dev_set_mac_address(struct net_devic
+@@ -9035,6 +9082,7 @@ int dev_set_mac_address(struct net_devic
  	if (err)
  		return err;
  	dev->addr_assign_type = NET_ADDR_SET;