net: ethernet: fs_enet: drop the .adjust_link custom fs_ops

There's no in-tree user for the fs_ops .adjust_link() function, so we
can always use the generic one in fe_enet-main.
Acked-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Reviewed-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Maxime Chevallier <maxime.chevallier@bootlin.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/freescale/fs_enet/fs_enet-main.c

@@ -649,12 +649,7 @@ static void fs_adjust_link(struct net_device *dev)
 	unsigned long flags;
 
 	spin_lock_irqsave(&fep->lock, flags);
-
-	if (fep->ops->adjust_link)
-		fep->ops->adjust_link(dev);
-	else
-		generic_adjust_link(dev);
-
+	generic_adjust_link(dev);
 	spin_unlock_irqrestore(&fep->lock, flags);
 }
 

drivers/net/ethernet/freescale/fs_enet/fs_enet.h

@@ -77,7 +77,6 @@ struct fs_ops {
 	void (*free_bd)(struct net_device *dev);
 	void (*cleanup_data)(struct net_device *dev);
 	void (*set_multicast_list)(struct net_device *dev);
-	void (*adjust_link)(struct net_device *dev);
 	void (*restart)(struct net_device *dev);
 	void (*stop)(struct net_device *dev);
 	void (*napi_clear_event)(struct net_device *dev);