net_sched: remove unnecessary parentheses while return

return is not a function, parentheses are not required.
Signed-off-by: NYang Yingliang <yangyingliang@huawei.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

net/sched/act_api.c

@@ -191,7 +191,8 @@ u32 tcf_hash_new_index(u32 *idx_gen, struct tcf_hashinfo *hinfo)
 			val = 1;
 	} while (tcf_hash_lookup(val, hinfo));
 
-	return (*idx_gen = val);
+	*idx_gen = val;
+	return val;
 }
 EXPORT_SYMBOL(tcf_hash_new_index);
 

net/sched/sch_dsmark.c

@@ -47,7 +47,7 @@ struct dsmark_qdisc_data {
 
 static inline int dsmark_valid_index(struct dsmark_qdisc_data *p, u16 index)
 {
-	return (index <= p->indices && index > 0);
+	return index <= p->indices && index > 0;
 }
 
 /* ------------------------- Class/flow operations ------------------------- */