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/smtdef.c b/drivers/net/skfp/smtdef.c
index 4e07ff7..1acab0b 100644
--- a/drivers/net/skfp/smtdef.c
+++ b/drivers/net/skfp/smtdef.c
@@ -303,7 +303,7 @@
 			FDDI_SMT_EVENT, (u_long) FDDI_REMOTE_T_REQ,
 			smt_get_event_word(smc));
 	}
-	return(st) ;
+	return st;
 }
 
 void smt_fixup_mib(struct s_smc *smc)
@@ -350,6 +350,6 @@
 		*oper = limit ;
 	else
 		*oper = mib ;
-	return(old != *oper) ;
+	return old != *oper;
 }