[PATCH] sch_htb: fix doc warning in htb_add_to_id_tree()

[Yu Kuai]

Add description for parameters of htb_add_to_id_tree() to fix
gcc W=1 warnings:
net/sched/sch_htb.c:282: warning: Function parameter or member 'root' not described in 'htb_add_to_id_tree'
net/sched/sch_htb.c:282: warning: Function parameter or member 'cl' not described in 'htb_add_to_id_tree'
net/sched/sch_htb.c:282: warning: Function parameter or member 'prio' not described in 'htb_add_to_id_tree'

Signed-off-by: Yu Kuai <yukuai3@xxxxxxxxxx>
---
 net/sched/sch_htb.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/net/sched/sch_htb.c b/net/sched/sch_htb.c
index 282614614905..4f9304567dcc 100644
--- a/net/sched/sch_htb.c
+++ b/net/sched/sch_htb.c
@@ -273,6 +273,9 @@ static struct htb_class *htb_classify(struct sk_buff *skb, struct Qdisc *sch,
 
 /**
  * htb_add_to_id_tree - adds class to the round robin list
+ * @root: the root of the tree
+ * @cl: the class to add
+ * @prio: the give prio in class
  *
  * Routine adds class to the list (actually tree) sorted by classid.
  * Make sure that class is not already on such list for given prio.
-- 
2.31.1