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/sungem_phy.c b/drivers/net/sungem_phy.c
index 4a4fac6..d16880d 100644
--- a/drivers/net/sungem_phy.c
+++ b/drivers/net/sungem_phy.c
@@ -88,7 +88,7 @@
 	if ((val & BMCR_ISOLATE) && limit > 0)
 		__phy_write(phy, phy_id, MII_BMCR, val & ~BMCR_ISOLATE);
 
-	return (limit <= 0);
+	return limit <= 0;
 }
 
 static int bcm5201_init(struct mii_phy* phy)