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Tue, 14 Jul 2020 08:52:01 -0700 (PDT) Date: Tue, 14 Jul 2020 17:52:00 +0200 From: Thierry Reding To: Johan Hovold Cc: Laxman Dewangan , Greg Kroah-Hartman , Jiri Slaby , Jonathan Hunter , linux-serial@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org, stable , Shardar Shariff Md , Krishna Yarlagadda Subject: Re: [PATCH 1/2] serial: tegra: fix CREAD handling for PIO Message-ID: <20200714155200.GB251696@ulmo> References: <20200710135947.2737-1-johan@kernel.org> <20200710135947.2737-2-johan@kernel.org> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="8GpibOaaTibBMecb" Content-Disposition: inline In-Reply-To: <20200710135947.2737-2-johan@kernel.org> User-Agent: Mutt/1.14.4 (2020-06-18) Sender: linux-serial-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-serial@vger.kernel.org --8GpibOaaTibBMecb Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Jul 10, 2020 at 03:59:46PM +0200, Johan Hovold wrote: > Commit 33ae787b74fc ("serial: tegra: add support to ignore read") added > support for dropping input in case CREAD isn't set, but for PIO the > ignore_status_mask wasn't checked until after the character had been > put in the receive buffer. >=20 > Note that the NULL tty-port test is bogus and will be removed by a > follow-on patch. >=20 > Fixes: 33ae787b74fc ("serial: tegra: add support to ignore read") > Cc: stable # 5.4 > Cc: Shardar Shariff Md > Cc: Krishna Yarlagadda > Signed-off-by: Johan Hovold > --- > drivers/tty/serial/serial-tegra.c | 7 +++++-- > 1 file changed, 5 insertions(+), 2 deletions(-) Looks good to me: Acked-by: Thierry Reding --8GpibOaaTibBMecb Content-Type: application/pgp-signature; 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