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>

drivers/net/tokenring/proteon.c

@@ -110,7 +110,7 @@ static int __init proteon_probe1(struct net_device *dev, int ioaddr)
 	}
 
 	dev->base_addr = ioaddr;
-	return (0);
+	return 0;
 nodev:
 	release_region(ioaddr, PROTEON_IO_EXTENT); 
 	return -ENODEV;