From: Doron Roberts-Kedes <doro...@fb.com>
Date: Wed, 18 Jul 2018 16:22:27 -0700
> The current code does not check sk->sk_shutdown & RCV_SHUTDOWN.
> tls_sw_recvmsg may return a positive value in the case where bytes have
> already been copied when the socket is shutdown. sk->sk_err has been
> cleared, causing the tls_wait_data to hang forever on a subsequent
> invocation. Checking sk->sk_shutdown & RCV_SHUTDOWN, as in tcp_recvmsg,
> fixes this problem.
>
> Fixes: c46234ebb4d1 ("tls: RX path for ktls")
> Acked-by: Dave Watson <davejwat...@fb.com>
> Signed-off-by: Doron Roberts-Kedes <doro...@fb.com>
Applied and queued up for -stable, thanks!
