drivers/net: return operator cleanup

Change "return (EXPR);" to "return EXPR;"

return is not a function, parentheses are not required.

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c
index 4ff76e3..3d1a5da 100644
--- a/drivers/net/bnx2.c
+++ b/drivers/net/bnx2.c
@@ -266,7 +266,7 @@
 		if (diff == TX_DESC_CNT)
 			diff = MAX_TX_DESC_CNT;
 	}
-	return (bp->tx_ring_size - diff);
+	return bp->tx_ring_size - diff;
 }
 
 static u32
@@ -299,7 +299,7 @@
 static u32
 bnx2_shmem_rd(struct bnx2 *bp, u32 offset)
 {
-	return (bnx2_reg_rd_ind(bp, bp->shmem_base + offset));
+	return bnx2_reg_rd_ind(bp, bp->shmem_base + offset);
 }
 
 static void
@@ -977,9 +977,9 @@
 static char *
 bnx2_xceiver_str(struct bnx2 *bp)
 {
-	return ((bp->phy_port == PORT_FIBRE) ? "SerDes" :
+	return (bp->phy_port == PORT_FIBRE) ? "SerDes" :
 		((bp->phy_flags & BNX2_PHY_FLAG_SERDES) ? "Remote Copper" :
-		 "Copper"));
+		 "Copper");
 }
 
 static void
@@ -1758,7 +1758,7 @@
 	u32 new_adv = 0;
 
 	if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP)
-		return (bnx2_setup_remote_phy(bp, port));
+		return bnx2_setup_remote_phy(bp, port);
 
 	if (!(bp->autoneg & AUTONEG_SPEED)) {
 		u32 new_bmcr;
@@ -2171,10 +2171,10 @@
 		return 0;
 
 	if (bp->phy_flags & BNX2_PHY_FLAG_SERDES) {
-		return (bnx2_setup_serdes_phy(bp, port));
+		return bnx2_setup_serdes_phy(bp, port);
 	}
 	else {
-		return (bnx2_setup_copper_phy(bp));
+		return bnx2_setup_copper_phy(bp);
 	}
 }
 
@@ -7582,9 +7582,9 @@
 	struct bnx2 *bp = netdev_priv(dev);
 
 	if (CHIP_NUM(bp) == CHIP_NUM_5709)
-		return (ethtool_op_set_tx_ipv6_csum(dev, data));
+		return ethtool_op_set_tx_ipv6_csum(dev, data);
 	else
-		return (ethtool_op_set_tx_csum(dev, data));
+		return ethtool_op_set_tx_csum(dev, data);
 }
 
 static int
@@ -7705,7 +7705,7 @@
 		return -EINVAL;
 
 	dev->mtu = new_mtu;
-	return (bnx2_change_ring_size(bp, bp->rx_ring_size, bp->tx_ring_size));
+	return bnx2_change_ring_size(bp, bp->rx_ring_size, bp->tx_ring_size);
 }
 
 #ifdef CONFIG_NET_POLL_CONTROLLER