From: Simon Horman <horms@kernel.org>
To: Herve Codina <herve.codina@bootlin.com>
Cc: "David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
Christophe Leroy <christophe.leroy@csgroup.eu>,
Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
netdev@vger.kernel.org, linuxppc-dev@lists.ozlabs.org,
linux-kernel@vger.kernel.org,
Thomas Petazzoni <thomas.petazzoni@bootlin.com>,
stable@vger.kernel.org
Subject: Re: [PATCH net v1] net: wan: fsl_qmc_hdlc: Discard received CRC
Date: Wed, 31 Jul 2024 09:44:43 +0100 [thread overview]
Message-ID: <20240731084443.GL1967603@kernel.org> (raw)
In-Reply-To: <20240730063133.179598-1-herve.codina@bootlin.com>
On Tue, Jul 30, 2024 at 08:31:33AM +0200, Herve Codina wrote:
> Received frame from QMC contains the CRC.
> Upper layers don't need this CRC and tcpdump mentioned trailing junk
> data due to this CRC presence.
>
> As some other HDLC driver, simply discard this CRC.
It might be nice to specifically site an example.
But yes, I see this pattern in hdlc_rx_done().
>
> Fixes: d0f2258e79fd ("net: wan: Add support for QMC HDLC")
> Cc: stable@vger.kernel.org
> Signed-off-by: Herve Codina <herve.codina@bootlin.com>
> ---
> drivers/net/wan/fsl_qmc_hdlc.c | 24 ++++++++++++++++++------
> 1 file changed, 18 insertions(+), 6 deletions(-)
The above notwithstanding, this looks good to me.
Reviewed-by: Simon Horman <horms@kernel.org>
next prev parent reply other threads:[~2024-07-31 8:44 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-07-30 6:31 [PATCH net v1] net: wan: fsl_qmc_hdlc: Discard received CRC Herve Codina
2024-07-31 8:44 ` Simon Horman [this message]
2024-08-02 8:10 ` David Laight
2024-08-01 1:20 ` patchwork-bot+netdevbpf
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