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/myri_sbus.c b/drivers/net/myri_sbus.c
index 617f898..4846e13 100644
--- a/drivers/net/myri_sbus.c
+++ b/drivers/net/myri_sbus.c
@@ -735,7 +735,7 @@
 		int i;
 		for (i = 0; i < dev->addr_len; i++)
 			eth->h_dest[i] = 0;
-		return(dev->hard_header_len);
+		return dev->hard_header_len;
 	}
 
 	if (daddr) {