From: Eric Dumazet <eric.duma...@gmail.com>
Date: Wed, 14 Oct 2015 05:58:38 -0700
> From: Eric Dumazet <eduma...@google.com>
>
> As we no longer hold listener lock in fast path, it is possible that a
> child is created right after listener freed its bound port, if a close()
> is done while incoming packets are processed.
>
> __inet_inherit_port() must detect this and return an error,
> so that caller can free the child earlier.
>
> Fixes: e994b2f0fb92 ("tcp: do not lock listener to process SYN packets")
> Fixes: 079096f103fa ("tcp/dccp: install syn_recv requests into ehash table")
> Signed-off-by: Eric Dumazet <eduma...@google.com>
Applied.
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