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/skfp/cfm.c b/drivers/net/skfp/cfm.c
index 5310d39..e395ace 100644
--- a/drivers/net/skfp/cfm.c
+++ b/drivers/net/skfp/cfm.c
@@ -542,8 +542,8 @@
  */
 int cfm_get_mac_input(struct s_smc *smc)
 {
-	return((smc->mib.fddiSMTCF_State == SC10_C_WRAP_B ||
-		smc->mib.fddiSMTCF_State == SC5_THRU_B) ? PB : PA) ;
+	return (smc->mib.fddiSMTCF_State == SC10_C_WRAP_B ||
+		smc->mib.fddiSMTCF_State == SC5_THRU_B) ? PB : PA;
 }
 
 /*
@@ -553,8 +553,8 @@
  */
 int cfm_get_mac_output(struct s_smc *smc)
 {
-	return((smc->mib.fddiSMTCF_State == SC10_C_WRAP_B ||
-		smc->mib.fddiSMTCF_State == SC4_THRU_A) ? PB : PA) ;
+	return (smc->mib.fddiSMTCF_State == SC10_C_WRAP_B ||
+		smc->mib.fddiSMTCF_State == SC4_THRU_A) ? PB : PA;
 }
 
 static char path_iso[] = {
@@ -623,5 +623,5 @@
 
 	LINT_USE(path_index);
 
-	return(len) ;
+	return len;
 }