sh_eth: align usage of sh_eth_modify() with rest of driver

To be consistent with the rest of the driver when setting bits using
sh_eth_modify() the same bit should also be cleared. This have no
functional change and should have been done from the start.
Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Suggested-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Acked-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/renesas/sh_eth.c

@@ -3271,7 +3271,7 @@ static int sh_eth_wol_setup(struct net_device *ndev)
 	sh_eth_write(ndev, EESIPR_ECIIP, EESIPR);
 
 	/* Enable MagicPacket */
-	sh_eth_modify(ndev, ECMR, 0, ECMR_MPDE);
+	sh_eth_modify(ndev, ECMR, ECMR_MPDE, ECMR_MPDE);
 
 	/* Increased clock usage so device won't be suspended */
 	clk_enable(mdp->clk);