From 210525d65d33d17eb6bea6c965ce442d60d9aa8d Mon Sep 17 00:00:00 2001
From: Patrick McHardy <kaber@trash.net>
Date: Thu, 11 May 2006 12:22:03 -0700
Subject: [PATCH] [NET_SCHED]: HFSC: fix thinko in hfsc_adjust_levels()
When deleting the last child the level of a class should drop to zero.
Noticed by Andreas Mueller <andreas@stapelspeicher.org>
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
net/sched/sch_hfsc.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/net/sched/sch_hfsc.c b/net/sched/sch_hfsc.c
index 91132f6871d7..f1c7bd29f2cd 100644
--- a/net/sched/sch_hfsc.c
+++ b/net/sched/sch_hfsc.c
@@ -974,10 +974,10 @@ hfsc_adjust_levels(struct hfsc_class *cl)
do {
level = 0;
list_for_each_entry(p, &cl->children, siblings) {
- if (p->level > level)
- level = p->level;
+ if (p->level >= level)
+ level = p->level + 1;
}
- cl->level = level + 1;
+ cl->level = level;
} while ((cl = cl->cl_parent) != NULL);
}
--
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