mlx4: Rename member mlx4_en_dev.nb to netdev_nb

Rename the mlx4_en_dev.nb notifier_block member to netdev_nb in
preparation to add a mlx4 core notifier_block.
Signed-off-by: Petr Pavlu <petr.pavlu@suse.com>
Tested-by: Leon Romanovsky <leonro@nvidia.com>
Reviewed-by: Leon Romanovsky <leonro@nvidia.com>
Acked-by: Tariq Toukan <tariqt@nvidia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/mellanox/mlx4/en_main.c

@@ -235,8 +235,8 @@ static void mlx4_en_remove(struct mlx4_dev *dev, void *endev_ptr)
 	iounmap(mdev->uar_map);
 	mlx4_uar_free(dev, &mdev->priv_uar);
 	mlx4_pd_free(dev, mdev->priv_pdn);
-	if (mdev->nb.notifier_call)
-		unregister_netdevice_notifier(&mdev->nb);
+	if (mdev->netdev_nb.notifier_call)
+		unregister_netdevice_notifier(&mdev->netdev_nb);
 	kfree(mdev);
 }
 
@@ -252,11 +252,11 @@ static void mlx4_en_activate(struct mlx4_dev *dev, void *ctx)
 			mdev->pndev[i] = NULL;
 	}
 
-	/* register notifier */
-	mdev->nb.notifier_call = mlx4_en_netdev_event;
-	if (register_netdevice_notifier(&mdev->nb)) {
-		mdev->nb.notifier_call = NULL;
-		mlx4_err(mdev, "Failed to create notifier\n");
+	/* register netdev notifier */
+	mdev->netdev_nb.notifier_call = mlx4_en_netdev_event;
+	if (register_netdevice_notifier(&mdev->netdev_nb)) {
+		mdev->netdev_nb.notifier_call = NULL;
+		mlx4_err(mdev, "Failed to create netdev notifier\n");
 	}
 }
 

drivers/net/ethernet/mellanox/mlx4/en_netdev.c

@@ -2967,7 +2967,7 @@ int mlx4_en_netdev_event(struct notifier_block *this,
 	if (!net_eq(dev_net(ndev), &init_net))
 		return NOTIFY_DONE;
 
-	mdev = container_of(this, struct mlx4_en_dev, nb);
+	mdev = container_of(this, struct mlx4_en_dev, netdev_nb);
 	dev = mdev->dev;
 
 	/* Go into this mode only when two network devices set on two ports

drivers/net/ethernet/mellanox/mlx4/mlx4_en.h

@@ -432,7 +432,7 @@ struct mlx4_en_dev {
 	unsigned long		last_overflow_check;
 	struct ptp_clock	*ptp_clock;
 	struct ptp_clock_info	ptp_clock_info;
-	struct notifier_block	nb;
+	struct notifier_block	netdev_nb;
 };