mlx4_en: moderation parameters are not reseted.

Instead of reseting the module parameters each ifup or mtu change,
they are being set once at device initialization
Signed-off-by: Yevgeny Petrilin <yevgenyp@mellanox.co.il>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/mlx4/en_netdev.c b/drivers/net/mlx4/en_netdev.c
index 897f576..56627c2 100644
--- a/drivers/net/mlx4/en_netdev.c
+++ b/drivers/net/mlx4/en_netdev.c
@@ -801,7 +801,6 @@
 		priv->rx_ring[i].packets = 0;
 	}
 
-	mlx4_en_set_default_moderation(priv);
 	err = mlx4_en_start_port(dev);
 	if (err)
 		en_err(priv, "Failed starting port:%d\n", priv->port);
@@ -932,7 +931,6 @@
 			en_dbg(DRV, priv, "Change MTU called with card down!?\n");
 		} else {
 			mlx4_en_stop_port(dev);
-			mlx4_en_set_default_moderation(priv);
 			err = mlx4_en_start_port(dev);
 			if (err) {
 				en_err(priv, "Failed restarting port:%d\n",
@@ -1080,6 +1078,7 @@
 	en_warn(priv, "Using %d RX rings\n", prof->rx_ring_num);
 
 	priv->registered = 1;
+	mlx4_en_set_default_moderation(priv);
 	queue_delayed_work(mdev->workqueue, &priv->stats_task, STATS_DELAY);
 	return 0;