On Wed, 2015-06-17 at 15:59 -0400, Willem de Bruijn wrote:
> From: Willem de Bruijn <will...@google.com>
>
> PACKET_FANOUT_LB computes f->rr_cur such that it is modulo
> f->num_members. It returns the old value unconditionally, but
> f->num_members may have changed since the last store. Ensure
> that the return value is always < num.
>
> When modifying the logic, simplify it further by replacing the loop
> with an unconditional atomic increment.
>
> Fixes: dc99f600698d ("packet: Add fanout support.")
> Suggested-by: Eric Dumazet <eduma...@google.com>
> Signed-off-by: Willem de Bruijn <will...@google.com>
> ---
Acked-by: Eric Dumazet <eduma...@google.com>
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