From: Sven Eckelmann <sven@narfation.org>
To: b.a.t.m.a.n@lists.open-mesh.org
Subject: Re: [B.A.T.M.A.N.] [PATCH maint v3] batman-adv: Fix multicast packet loss with a single WANT_ALL_IPV4/6 flag
Date: Sun, 04 Mar 2018 13:47:45 +0100 [thread overview]
Message-ID: <17302272.4pDdH2vvSt@sven-edge> (raw)
In-Reply-To: <20180304120817.4852-1-linus.luessing@c0d3.blue>
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On Sonntag, 4. März 2018 13:08:17 CET Linus Lüssing wrote:
> As the kernel doc describes too the code is supposed to skip adding
> multicast TT entries if both the WANT_ALL_IPV4 and WANT_ALL_IPV6 flags
> are present.
>
> Unfortunately, the current code even skips adding multicast TT entries
> if only either the WANT_ALL_IPV4 or WANT_ALL_IPV6 is present.
>
> This could lead to IPv6 multicast packet loss if only an IGMP but not an
> MLD querier is present for instance or vice versa.
>
> Fixes: 391b59cdb111 ("batman-adv: Add multicast optimization support for bridged setups")
> Signed-off-by: Linus Lüssing <linus.luessing@c0d3.blue>
Applied in edba00d56efb [1].
Thanks,
Sven
[1] https://git.open-mesh.org/batman-adv.git/commit/edba00d56efb1d55cdd40957e010fba80580b5e2
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prev parent reply other threads:[~2018-03-04 12:47 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-04 12:08 [B.A.T.M.A.N.] [PATCH maint v3] batman-adv: Fix multicast packet loss with a single WANT_ALL_IPV4/6 flag Linus Lüssing
2018-03-04 12:47 ` Sven Eckelmann [this message]
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