From: Antonio Quartulli <ordex@autistici.org>
To: Marek Lindner <lindner_marek@yahoo.de>
Cc: b.a.t.m.a.n@lists.open-mesh.org
Subject: Re: [B.A.T.M.A.N.] [PATCH 2/2] batman-adv: filter out invalid DAT entries
Date: Thu, 24 Jan 2013 14:38:58 +0100 [thread overview]
Message-ID: <20130124133858.GB2507@ritirata.org> (raw)
In-Reply-To: <201301242136.11695.lindner_marek@yahoo.de>
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On Thu, Jan 24, 2013 at 09:36:11PM +0800, Marek Lindner wrote:
> On Thursday, January 24, 2013 05:53:52 Antonio Quartulli wrote:
> > > It might make sense though to check for different types of addresses
> > > that are invalid for ARP (zeronet, loopback, multicast, etc.), but I
> > > wanted to keep the patch as simple as possible. If you think these
> > > should be filtered as well, I'll prepare a v2.
> >
> > in distributed-arp-table.c:784 you can already find these checks ;)
>
> If most of the checking is done in batadv_arp_get_type() why not moving these
> checks there too ? That would allow to have all checks in the same place ?
I thought the same, but in batadv_arp_get_type() we have a general check that
discards wrong/bogus ARP request.
Here instead we are filtering "correct" ARP requests that DAT should not handle.
Cheers,
--
Antonio Quartulli
..each of us alone is worth nothing..
Ernesto "Che" Guevara
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next prev parent reply other threads:[~2013-01-24 13:38 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-01-23 17:11 [B.A.T.M.A.N.] [PATCH 1/2] batman-adv: fix skb leak in batadv_dat_snoop_incoming_arp_reply() Matthias Schiffer
2013-01-23 17:11 ` [B.A.T.M.A.N.] [PATCH 2/2] batman-adv: filter out invalid DAT entries Matthias Schiffer
2013-01-23 21:07 ` Antonio Quartulli
2013-01-23 21:39 ` Matthias Schiffer
2013-01-23 21:52 ` Matthias Schiffer
2013-01-23 21:55 ` Antonio Quartulli
2013-01-23 21:53 ` Antonio Quartulli
2013-01-24 13:36 ` Marek Lindner
2013-01-24 13:38 ` Antonio Quartulli [this message]
2013-01-24 13:47 ` Marek Lindner
2013-01-24 14:44 ` Matthias Schiffer
2013-01-24 15:12 ` Antonio Quartulli
2013-01-24 17:18 ` Matthias Schiffer
2013-01-24 17:18 ` [B.A.T.M.A.N.] [PATCH v2 1/2] batman-adv: check for more types of invalid IP addresses in DAT Matthias Schiffer
2013-01-24 17:18 ` [B.A.T.M.A.N.] [PATCH v2 2/2] batman-adv: filter ARP packets with invalid MAC " Matthias Schiffer
2013-01-24 17:33 ` Matthias Schiffer
2013-01-25 13:28 ` Antonio Quartulli
2013-01-27 0:38 ` Marek Lindner
2013-01-25 13:27 ` [B.A.T.M.A.N.] [PATCH v2 1/2] batman-adv: check for more types of invalid IP " Antonio Quartulli
2013-01-27 0:34 ` Marek Lindner
2013-01-23 21:11 ` [B.A.T.M.A.N.] [PATCH 1/2] batman-adv: fix skb leak in batadv_dat_snoop_incoming_arp_reply() Antonio Quartulli
2013-01-23 21:14 ` Antonio Quartulli
2013-01-24 13:31 ` Marek Lindner
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