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From: Marek Lindner <mareklindner@neomailbox.ch>
Date: Wed, 30 Dec 2015 20:00:12 +0800
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Subject: Re: [B.A.T.M.A.N.] [PATCH-maint] batman-adv: fix lockdep splat when
	doing mcast_free
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Cc: Simon Wunderlich <simon@open-mesh.com>

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On Monday, November 30, 2015 17:34:01 Simon Wunderlich wrote:
> From: Simon Wunderlich <simon@open-mesh.com>
> 
> While testing, we got something like this:
> 
> WARNING: CPU: 0 PID: 238 at net/batman-adv/multicast.c:142
> batadv_mcast_mla_tt_retract+0x94/0x205 [batman_adv]() [...]
> Call Trace:
> [<ffffffff815fc597>] dump_stack+0x4b/0x64
> [<ffffffff810b34dc>] warn_slowpath_common+0xbc/0x120
> [<ffffffffa0024ec5>] ? batadv_mcast_mla_tt_retract+0x94/0x205 [batman_adv]
> [<ffffffff810b3705>] warn_slowpath_null+0x15/0x20
> [<ffffffffa0024ec5>] batadv_mcast_mla_tt_retract+0x94/0x205 [batman_adv]
> [<ffffffffa00273fe>] batadv_mcast_free+0x36/0x39 [batman_adv]
> [<ffffffffa0020c77>] batadv_mesh_free+0x7d/0x13f [batman_adv]
> [<ffffffffa0036a6b>] batadv_softif_free+0x15/0x25 [batman_adv]
> [...]
> 
> Signed-off-by: Simon Wunderlich <simon@open-mesh.com>
> ---
> Changes to PATCH:
>  * rebase on maint, add actual splat
> ---
>  net/batman-adv/multicast.c | 2 ++
>  1 file changed, 2 insertions(+)

Applied in revision 025b743.

Thanks,
Marek

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