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/meth.c b/drivers/net/meth.c
index 42e3294..60135aa 100644
--- a/drivers/net/meth.c
+++ b/drivers/net/meth.c
@@ -461,7 +461,7 @@
 {
 	struct meth_private *priv = netdev_priv(dev);
 
-	return (priv->tx_count >= TX_RING_ENTRIES - 1);
+	return priv->tx_count >= TX_RING_ENTRIES - 1;
 }
 
 static void meth_tx_cleanup(struct net_device* dev, unsigned long int_status)