[PATCH net-next] net: sched: using TCQ_MIN_PRIO_BANDS in prio_tune()

[Zhengchao Shao]

Using TCQ_MIN_PRIO_BANDS instead of magic number in prio_tune().

Signed-off-by: Zhengchao Shao <shaozhengchao@xxxxxxxxxx>
---
 net/sched/sch_prio.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/sched/sch_prio.c b/net/sched/sch_prio.c
index 3b8d7197c06b..fbbd4f7015be 100644
--- a/net/sched/sch_prio.c
+++ b/net/sched/sch_prio.c
@@ -187,7 +187,7 @@ static int prio_tune(struct Qdisc *sch, struct nlattr *opt,
 		return -EINVAL;
 	qopt = nla_data(opt);
 
-	if (qopt->bands > TCQ_PRIO_BANDS || qopt->bands < 2)
+	if (qopt->bands > TCQ_PRIO_BANDS || qopt->bands < TCQ_MIN_PRIO_BANDS)
 		return -EINVAL;
 
 	for (i = 0; i <= TC_PRIO_MAX; i++) {
-- 
2.17.1