net/{mii, smsc}: Make mii_ethtool_get_link_ksettings and smc_netdev_get_ecmd return void

Make return value void since functions never returns meaningfull value.

Signed-off-by: Yuval Shaia <yuval.shaia@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/cris/eth_v10.c

@@ -1417,10 +1417,9 @@ static int e100_get_link_ksettings(struct net_device *dev,
 {
 	struct net_local *np = netdev_priv(dev);
 	u32 supported;
-	int err;
 
 	spin_lock_irq(&np->lock);
-	err = mii_ethtool_get_link_ksettings(&np->mii_if, cmd);
+	mii_ethtool_get_link_ksettings(&np->mii_if, cmd);
 	spin_unlock_irq(&np->lock);
 
 	/* The PHY may support 1000baseT, but the Etrax100 does not.  */
@@ -1432,7 +1431,7 @@ static int e100_get_link_ksettings(struct net_device *dev,
 	ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported,
 						supported);
 
-	return err;
+	return 0;
 }
 
 static int e100_set_link_ksettings(struct net_device *dev,

drivers/net/ethernet/3com/3c59x.c

@@ -2912,7 +2912,9 @@ static int vortex_get_link_ksettings(struct net_device *dev,
 {
 	struct vortex_private *vp = netdev_priv(dev);
 
-	return mii_ethtool_get_link_ksettings(&vp->mii, cmd);
+	mii_ethtool_get_link_ksettings(&vp->mii, cmd);
+
+	return 0;
 }
 
 static int vortex_set_link_ksettings(struct net_device *dev,

drivers/net/ethernet/amd/pcnet32.c

@@ -731,12 +731,10 @@ static int pcnet32_get_link_ksettings(struct net_device *dev,
 {
 	struct pcnet32_private *lp = netdev_priv(dev);
 	unsigned long flags;
-	int r = -EOPNOTSUPP;
 
 	spin_lock_irqsave(&lp->lock, flags);
 	if (lp->mii) {
 		mii_ethtool_get_link_ksettings(&lp->mii_if, cmd);
-		r = 0;
 	} else if (lp->chip_version == PCNET32_79C970A) {
 		if (lp->autoneg) {
 			cmd->base.autoneg = AUTONEG_ENABLE;
@@ -753,10 +751,9 @@ static int pcnet32_get_link_ksettings(struct net_device *dev,
 		ethtool_convert_legacy_u32_to_link_mode(
 						cmd->link_modes.supported,
 						SUPPORTED_TP | SUPPORTED_AUI);
-		r = 0;
 	}
 	spin_unlock_irqrestore(&lp->lock, flags);
-	return r;
+	return 0;
 }
 
 static int pcnet32_set_link_ksettings(struct net_device *dev,

drivers/net/ethernet/cirrus/ep93xx_eth.c

@@ -702,7 +702,10 @@ static int ep93xx_get_link_ksettings(struct net_device *dev,
 				     struct ethtool_link_ksettings *cmd)
 {
 	struct ep93xx_priv *ep = netdev_priv(dev);
-	return mii_ethtool_get_link_ksettings(&ep->mii, cmd);
+
+	mii_ethtool_get_link_ksettings(&ep->mii, cmd);
+
+	return 0;
 }
 
 static int ep93xx_set_link_ksettings(struct net_device *dev,

drivers/net/ethernet/dec/tulip/winbond-840.c

@@ -1395,13 +1395,12 @@ static int netdev_get_link_ksettings(struct net_device *dev,
 				     struct ethtool_link_ksettings *cmd)
 {
 	struct netdev_private *np = netdev_priv(dev);
-	int rc;
 
 	spin_lock_irq(&np->lock);
-	rc = mii_ethtool_get_link_ksettings(&np->mii_if, cmd);
+	mii_ethtool_get_link_ksettings(&np->mii_if, cmd);
 	spin_unlock_irq(&np->lock);
 
-	return rc;
+	return 0;
 }
 
 static int netdev_set_link_ksettings(struct net_device *dev,

drivers/net/ethernet/faraday/ftmac100.c

@@ -829,7 +829,10 @@ static int ftmac100_get_link_ksettings(struct net_device *netdev,
 				       struct ethtool_link_ksettings *cmd)
 {
 	struct ftmac100 *priv = netdev_priv(netdev);
-	return mii_ethtool_get_link_ksettings(&priv->mii, cmd);
+
+	mii_ethtool_get_link_ksettings(&priv->mii, cmd);
+
+	return 0;
 }
 
 static int ftmac100_set_link_ksettings(struct net_device *netdev,

drivers/net/ethernet/fealnx.c

@@ -1821,13 +1821,12 @@ static int netdev_get_link_ksettings(struct net_device *dev,
 				     struct ethtool_link_ksettings *cmd)
 {
 	struct netdev_private *np = netdev_priv(dev);
-	int rc;
 
 	spin_lock_irq(&np->lock);
-	rc = mii_ethtool_get_link_ksettings(&np->mii, cmd);
+	mii_ethtool_get_link_ksettings(&np->mii, cmd);
 	spin_unlock_irq(&np->lock);
 
-	return rc;
+	return 0;
 }
 
 static int netdev_set_link_ksettings(struct net_device *dev,

drivers/net/ethernet/intel/e100.c

@@ -2430,7 +2430,10 @@ static int e100_get_link_ksettings(struct net_device *netdev,
 				   struct ethtool_link_ksettings *cmd)
 {
 	struct nic *nic = netdev_priv(netdev);
-	return mii_ethtool_get_link_ksettings(&nic->mii, cmd);
+
+	mii_ethtool_get_link_ksettings(&nic->mii, cmd);
+
+	return 0;
 }
 
 static int e100_set_link_ksettings(struct net_device *netdev,

drivers/net/ethernet/jme.c

@@ -2610,12 +2610,11 @@ jme_get_link_ksettings(struct net_device *netdev,
 		       struct ethtool_link_ksettings *cmd)
 {
 	struct jme_adapter *jme = netdev_priv(netdev);
-	int rc;
 
 	spin_lock_bh(&jme->phy_lock);
-	rc = mii_ethtool_get_link_ksettings(&jme->mii_if, cmd);
+	mii_ethtool_get_link_ksettings(&jme->mii_if, cmd);
 	spin_unlock_bh(&jme->phy_lock);
-	return rc;
+	return 0;
 }
 
 static int

drivers/net/ethernet/korina.c

@@ -699,13 +699,12 @@ static int netdev_get_link_ksettings(struct net_device *dev,
 				     struct ethtool_link_ksettings *cmd)
 {
 	struct korina_private *lp = netdev_priv(dev);
-	int rc;
 
 	spin_lock_irq(&lp->lock);
-	rc = mii_ethtool_get_link_ksettings(&lp->mii_if, cmd);
+	mii_ethtool_get_link_ksettings(&lp->mii_if, cmd);
 	spin_unlock_irq(&lp->lock);
 
-	return rc;
+	return 0;
 }
 
 static int netdev_set_link_ksettings(struct net_device *dev,

drivers/net/ethernet/micrel/ks8851.c

@@ -1071,7 +1071,10 @@ static int ks8851_get_link_ksettings(struct net_device *dev,
 				     struct ethtool_link_ksettings *cmd)
 {
 	struct ks8851_net *ks = netdev_priv(dev);
-	return mii_ethtool_get_link_ksettings(&ks->mii, cmd);
+
+	mii_ethtool_get_link_ksettings(&ks->mii, cmd);
+
+	return 0;
 }
 
 static int ks8851_set_link_ksettings(struct net_device *dev,

drivers/net/ethernet/micrel/ks8851_mll.c

@@ -1315,7 +1315,10 @@ static int ks_get_link_ksettings(struct net_device *netdev,
 				 struct ethtool_link_ksettings *cmd)
 {
 	struct ks_net *ks = netdev_priv(netdev);
-	return mii_ethtool_get_link_ksettings(&ks->mii, cmd);
+
+	mii_ethtool_get_link_ksettings(&ks->mii, cmd);
+
+	return 0;
 }
 
 static int ks_set_link_ksettings(struct net_device *netdev,

drivers/net/ethernet/nuvoton/w90p910_ether.c

@@ -868,7 +868,10 @@ static int w90p910_get_link_ksettings(struct net_device *dev,
 				      struct ethtool_link_ksettings *cmd)
 {
 	struct w90p910_ether *ether = netdev_priv(dev);
-	return mii_ethtool_get_link_ksettings(&ether->mii, cmd);
+
+	mii_ethtool_get_link_ksettings(&ether->mii, cmd);
+
+	return 0;
 }
 
 static int w90p910_set_link_ksettings(struct net_device *dev,

drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_ethtool.c

@@ -85,9 +85,8 @@ static int pch_gbe_get_link_ksettings(struct net_device *netdev,
 {
 	struct pch_gbe_adapter *adapter = netdev_priv(netdev);
 	u32 supported, advertising;
-	int ret;
 
-	ret = mii_ethtool_get_link_ksettings(&adapter->mii, ecmd);
+	mii_ethtool_get_link_ksettings(&adapter->mii, ecmd);
 
 	ethtool_convert_link_mode_to_legacy_u32(&supported,
 						ecmd->link_modes.supported);
@@ -104,7 +103,8 @@ static int pch_gbe_get_link_ksettings(struct net_device *netdev,
 
 	if (!netif_carrier_ok(adapter->netdev))
 		ecmd->base.speed = SPEED_UNKNOWN;
-	return ret;
+
+	return 0;
 }
 
 /**

drivers/net/ethernet/realtek/8139cp.c

@@ -1410,14 +1410,13 @@ static int cp_get_link_ksettings(struct net_device *dev,
 				 struct ethtool_link_ksettings *cmd)
 {
 	struct cp_private *cp = netdev_priv(dev);
-	int rc;
 	unsigned long flags;
 
 	spin_lock_irqsave(&cp->lock, flags);
-	rc = mii_ethtool_get_link_ksettings(&cp->mii_if, cmd);
+	mii_ethtool_get_link_ksettings(&cp->mii_if, cmd);
 	spin_unlock_irqrestore(&cp->lock, flags);
 
-	return rc;
+	return 0;
 }
 
 static int cp_set_link_ksettings(struct net_device *dev,

drivers/net/ethernet/realtek/r8169.c

@@ -2148,7 +2148,9 @@ static int rtl8169_get_link_ksettings_xmii(struct net_device *dev,
 {
 	struct rtl8169_private *tp = netdev_priv(dev);
 
-	return mii_ethtool_get_link_ksettings(&tp->mii, cmd);
+	mii_ethtool_get_link_ksettings(&tp->mii, cmd);
+
+	return 0;
 }
 
 static int rtl8169_get_link_ksettings(struct net_device *dev,

drivers/net/ethernet/sgi/ioc3-eth.c

@@ -1562,13 +1562,12 @@ static int ioc3_get_link_ksettings(struct net_device *dev,
 				   struct ethtool_link_ksettings *cmd)
 {
 	struct ioc3_private *ip = netdev_priv(dev);
-	int rc;
 
 	spin_lock_irq(&ip->ioc3_lock);
-	rc = mii_ethtool_get_link_ksettings(&ip->mii, cmd);
+	mii_ethtool_get_link_ksettings(&ip->mii, cmd);
 	spin_unlock_irq(&ip->ioc3_lock);
 
-	return rc;
+	return 0;
 }
 
 static int ioc3_set_link_ksettings(struct net_device *dev,

drivers/net/ethernet/sis/sis190.c

@@ -1739,7 +1739,9 @@ static int sis190_get_link_ksettings(struct net_device *dev,
 {
 	struct sis190_private *tp = netdev_priv(dev);
 
-	return mii_ethtool_get_link_ksettings(&tp->mii_if, cmd);
+	mii_ethtool_get_link_ksettings(&tp->mii_if, cmd);
+
+	return 0;
 }
 
 static int sis190_set_link_ksettings(struct net_device *dev,

drivers/net/ethernet/smsc/epic100.c

@@ -1391,13 +1391,12 @@ static int netdev_get_link_ksettings(struct net_device *dev,
 				     struct ethtool_link_ksettings *cmd)
 {
 	struct epic_private *np = netdev_priv(dev);
-	int rc;
 
 	spin_lock_irq(&np->lock);
-	rc = mii_ethtool_get_link_ksettings(&np->mii, cmd);
+	mii_ethtool_get_link_ksettings(&np->mii, cmd);
 	spin_unlock_irq(&np->lock);
 
-	return rc;
+	return 0;
 }
 
 static int netdev_set_link_ksettings(struct net_device *dev,

drivers/net/ethernet/smsc/smc911x.c

@@ -1450,7 +1450,7 @@ smc911x_ethtool_get_link_ksettings(struct net_device *dev,
 				   struct ethtool_link_ksettings *cmd)
 {
 	struct smc911x_local *lp = netdev_priv(dev);
-	int ret, status;
+	int status;
 	unsigned long flags;
 	u32 supported;
 
@@ -1458,7 +1458,7 @@ smc911x_ethtool_get_link_ksettings(struct net_device *dev,
 
 	if (lp->phy_type != 0) {
 		spin_lock_irqsave(&lp->lock, flags);
-		ret = mii_ethtool_get_link_ksettings(&lp->mii, cmd);
+		mii_ethtool_get_link_ksettings(&lp->mii, cmd);
 		spin_unlock_irqrestore(&lp->lock, flags);
 	} else {
 		supported = SUPPORTED_10baseT_Half |
@@ -1480,10 +1480,9 @@ smc911x_ethtool_get_link_ksettings(struct net_device *dev,
 		ethtool_convert_legacy_u32_to_link_mode(
 			cmd->link_modes.supported, supported);
 
-		ret = 0;
 	}
 
-	return ret;
+	return 0;
 }
 
 static int