Re: [PATCH net] tcp: fix a request socket leak

From: Alexei Starovoitov <redacted>
Date: Fri, 8 Sep 2017 15:59:23 -0700

On Fri, Sep 08, 2017 at 12:44:47PM -0700, Eric Dumazet wrote:

quoted

From: Eric Dumazet <edumazet@google.com>

While the cited commit fixed a possible deadlock, it added a leak
of the request socket, since reqsk_put() must be called if the BPF
filter decided the ACK packet must be dropped.

Fixes: d624d276d1dd ("tcp: fix possible deadlock in TCP stack vs BPF filter")
Signed-off-by: Eric Dumazet <edumazet@google.com>
---
David, this is a stable candidate (linux-4.13 has this bug)

Thanks for the fix
Acked-by: Alexei Starovoitov <ast@kernel.org>
.. since the fix makes sense to me and as a reminder not to forget
to backport it as well :)

Applied and queued up for -stable.