netdev - Re: [net PATCH v2] net: sched: lock imbalance in hhf qdisc

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Message-ID: <1398964321.29914.196.camel@edumazet-glaptop2.roam.corp.google.com>
Date:	Thu, 01 May 2014 10:12:01 -0700
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	John Fastabend <john.fastabend@...il.com>
Cc:	netdev@...r.kernel.org, edumazet@...gle.com, vtlam@...gle.com
Subject: Re: [net PATCH v2] net: sched: lock imbalance in hhf qdisc

On Thu, 2014-05-01 at 09:23 -0700, John Fastabend wrote:
> hhf_change() takes the sch_tree_lock and releases it but misses the
> error cases. Fix the missed case here.
> 
> To reproduce try a command like this,
> 
> # tc qdisc change dev p3p2 root hhf quantum 40960 non_hh_weight 300000
> 
> Signed-off-by: John Fastabend <john.r.fastabend@...el.com>
> ---
>  net/sched/sch_hhf.c |   11 ++++++-----
>  1 file changed, 6 insertions(+), 5 deletions(-)

Signed-off-by: Eric Dumazet <edumazet@...gle.com>


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