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From: Herbert Xu <herbert@gondor.apana.org.au>
To: "Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>
Cc: tudor.ambarus@microchip.com, alexandre.belloni@bootlin.com,
	nicolas.ferre@microchip.com, linux-crypto@vger.kernel.org,
	kernel@pengutronix.de, claudiu.beznea@microchip.com,
	linux-arm-kernel@lists.infradead.org, linux-i2c@vger.kernel.org
Subject: Re: [PATCH] crypto: atmel-ecc - Remove duplicated error reporting in .remove()
Date: Fri, 10 Jun 2022 17:14:57 +0800	[thread overview]
Message-ID: <YqMLkVCB9DRr/LD6@gondor.apana.org.au> (raw)
In-Reply-To: <20220520172100.773730-1-u.kleine-koenig@pengutronix.de>

Uwe Kleine-König <u.kleine-koenig@pengutronix.de> wrote:
> Returning an error value in an i2c remove callback results in an error
> message being emitted by the i2c core, but otherwise it doesn't make a
> difference. The device goes away anyhow and the devm cleanups are
> called.
> 
> As atmel_ecc_remove() already emits an error message on failure and the
> additional error message by the i2c core doesn't add any useful
> information, change the return value to zero to suppress this message.
> 
> Also make the error message a bit more drastical because when the device
> is still busy on remove, it's likely that it will access freed memory
> soon.
> 
> This patch is a preparation for making i2c remove callbacks return void.
> 
> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
> ---
> drivers/crypto/atmel-ecc.c | 12 ++++++++++--
> 1 file changed, 10 insertions(+), 2 deletions(-)

Patch applied.  Thanks.
-- 
Email: Herbert Xu <herbert@gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt

      parent reply	other threads:[~2022-06-10  9:16 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-05-13 13:59 Bug in atmel-ecc driver Uwe Kleine-König
2022-05-17 10:24 ` Uwe Kleine-König
2022-05-17 13:11   ` Tudor.Ambarus
2022-05-17 14:33     ` Uwe Kleine-König
2022-05-18 10:07       ` Tudor.Ambarus
2022-05-18 21:36         ` Uwe Kleine-König
2022-05-20 17:21         ` [PATCH] crypto: atmel-ecc - Remove duplicated error reporting in .remove() Uwe Kleine-König
2022-06-07  6:48           ` Uwe Kleine-König
2022-06-08  4:33           ` Tudor.Ambarus
2022-06-08  7:04             ` Uwe Kleine-König
2022-06-08  8:35               ` Tudor.Ambarus
2022-06-10  9:14           ` Herbert Xu [this message]

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