netdev - Re: [PATCH 4/4] batman-adv: fix removing neigh

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Message-ID: <536E8E96.7090401@cogentembedded.com>
Date:	Sun, 11 May 2014 00:39:50 +0400
From:	Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
To:	Antonio Quartulli <antonio@...hcoding.com>, davem@...emloft.net
CC:	netdev@...r.kernel.org, b.a.t.m.a.n@...ts.open-mesh.org,
	Simon Wunderlich <simon@...n-mesh.com>,
	Marek Lindner <mareklindner@...mailbox.ch>
Subject: Re: [PATCH 4/4] batman-adv: fix removing neigh_ifinfo

Hello.

On 05/10/2014 07:35 PM, Antonio Quartulli wrote:

> From: Simon Wunderlich <simon@...n-mesh.com>

> When an interface is removed separately, all neighbors need to be
> checked if they have a neigh_ifinfo structure for that particular
> interface. If that is the case, remove that ifinfo so any references to
> a hard interface can be freed.

> This is a regression introduced by
> 89652331c00f43574515059ecbf262d26d885717
> ("batman-adv: split tq information in neigh_node struct")

> Reported-by: Antonio Quartulli <antonio@...n-mesh.com>
> Signed-off-by: Simon Wunderlich <simon@...n-mesh.com>
> Signed-off-by: Marek Lindner <mareklindner@...mailbox.ch>
> Signed-off-by: Antonio Quartulli <antonio@...hcoding.com>
> ---
>   net/batman-adv/originator.c | 46 +++++++++++++++++++++++++++++++++++++++++++++
>   1 file changed, 46 insertions(+)

> diff --git a/net/batman-adv/originator.c b/net/batman-adv/originator.c
> index 8104c3c..427c07d 100644
> --- a/net/batman-adv/originator.c
> +++ b/net/batman-adv/originator.c
> @@ -707,6 +707,47 @@ free_orig_node:
>   }
>
>   /**
> + * batadv_purge_neigh_ifinfo - purge obsolete ifinfo entries from neighbor
> + * @bat_priv: the bat priv with all the soft interface information
> + * @neigh_node: orig node which is to be checked

    The corresponding parameter is called just 'neigh'.

> + */
> +static void
> +batadv_purge_neigh_ifinfo(struct batadv_priv *bat_priv,
> +			  struct batadv_neigh_node *neigh)
[...]

WBR, Sergei

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