[NET]: Messed multicast lists after dev_mc_sync/unsync (fwd)

Pekka Savola pekkas at netcore.fi
Thu Feb 21 16:03:59 UTC 2008

This is probably the reason why IPv6 is broken on my WiFi on latest 
kernels until I put the interface to the promiscuous mode.

Putting this in the kernel patchset might not be a bad idea..

---------- Forwarded message ----------
Date: Tue, 19 Feb 2008 14:17:57 -0800 (PST)
From: David Miller <davem at davemloft.net>
To: kaber at trash.net
Cc: netdev at vger.kernel.org
Subject: Re: [NET]: Messed multicast lists after dev_mc_sync/unsync

From: Patrick McHardy <kaber at trash.net>
Date: Tue, 19 Feb 2008 15:56:59 +0100

>     [NET]: Messed multicast lists after dev_mc_sync/unsync
>     Commit a0a400d79e3dd7843e7e81baa3ef2957bdc292d0 from you
>     introduced a new field "da_synced" to struct dev_addr_list that is
>     not properly initialized to 0. So when any of the current users (8021q,
>     macvlan, mac80211) calls dev_mc_sync/unsync they mess the address
>     list for both devices.
>     The attached patch fixed it for me and avoid future problems.
>     Signed-off-by: Jorge Boncompte [DTI2] <jorge at dti2.net>
>     Signed-off-by: Patrick McHardy <kaber at trash.net>

I've added the headline description of the referenced commit
to this commit message, and will queue this up to -stable.

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