netdev - Re: [PATCH net] ipv6: simplify detection of first operational link-local address on interface

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Message-ID: <20140116214731.GA28284@minipsycho.orion>
Date:	Thu, 16 Jan 2014 22:47:31 +0100
From:	Jiri Pirko <jiri@...nulli.us>
To:	netdev@...r.kernel.org, fbl@...hat.com
Subject: Re: [PATCH net] ipv6: simplify detection of first operational
 link-local address on interface

Thu, Jan 16, 2014 at 08:13:04PM CET, hannes@...essinduktion.org wrote:
>In commit 1ec047eb4751e3 ("ipv6: introduce per-interface counter for
>dad-completed ipv6 addresses") I build the detection of the first
>operational link-local address much to complex. Additionally this code
>now has a race condition.
>
>Replace it with a much simpler variant, which just scans the address
>list when duplicate address detection completes, to check if this is
>the first valid link local address and send RS and MLD reports then.
>
>Fixes: 1ec047eb4751e3 ("ipv6: introduce per-interface counter for dad-completed ipv6 addresses")
>Reported-by: Jiri Pirko <jiri@...nulli.us>
>Cc: Flavio Leitner <fbl@...hat.com>
>Signed-off-by: Hannes Frederic Sowa <hannes@...essinduktion.org>

Acked-by: Jiri Pirko <jiri@...nulli.us>

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