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Date: Sun, 27 Sep 2026 18:51:11 +0100
From: Jonathan Cameron <jic23@kernel.org>
To: Jiale Yao <yaojiale02@163.com>
Cc: Lucas Stankus <lucas.p.stankus@gmail.com>, Nuno =?UTF-8?B?U8Oh?=
 <nuno.sa@analog.com>, Michael Hennerich <Michael.Hennerich@analog.com>,
 David Lechner <dlechner@baylibre.com>, Andy Shevchenko <andy@kernel.org>,
 Marcelo Schmitt <marcelo.schmitt@analog.com>, Antoniu Miclaus
 <antoniu.miclaus@analog.com>, Ramona Gradinariu
 <ramona.gradinariu@analog.com>, Harshit Mogalapalli
 <harshit.m.mogalapalli@oracle.com>, Linus Walleij <linusw@kernel.org>, "Uwe
 =?UTF-8?B?S2xlaW5lLUvDtm5pZw==?= (The Capable Hub)"
 <u.kleine-koenig@baylibre.com>, Krzysztof Kozlowski <krzk@kernel.org>,
 linux@analog.com, linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 0/4] iio: accel: reject SPI devices without match data
Message-ID: <20260927185111.0ca9f238@jic23-hlaptop>
In-Reply-To: <20260925124332.2090895-1-yaojiale02@163.com>
References: <20260925124332.2090895-1-yaojiale02@163.com>
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On Fri, 25 Sep 2026 20:43:27 +0800
Jiale Yao <yaojiale02@163.com> wrote:

> SPI driver_override can bind a device to a driver without a matching OF
> entry or SPI device ID. In that case, spi_get_device_match_data() returns
> NULL.
> 
> The ADXL313, ADXL372, ADXL380, and SCA3000 SPI probe paths assume that the
> returned chip information is present and later dereference it. Reject
> devices without match data before the pointer is used, following the
> handling added to the AD5686 bus frontends by commit 572a00852635 ("iio:
> dac: ad5686: missing NULL check on match data").
> 
> Each patch fixes one driver and can be applied independently.
Applied.

Thanks,

Jonathan

> 
> Jiale Yao (4):
>   iio: accel: adxl313: reject devices without match data
>   iio: accel: adxl372: reject devices without match data
>   iio: accel: adxl380: reject devices without match data
>   iio: accel: sca3000: reject devices without match data
> 
>  drivers/iio/accel/adxl313_spi.c | 2 ++
>  drivers/iio/accel/adxl372_spi.c | 2 ++
>  drivers/iio/accel/adxl380_spi.c | 2 ++
>  drivers/iio/accel/sca3000.c     | 2 ++
>  4 files changed, 8 insertions(+)
> 
> base-commit: 93f51579e7df248780214094418f205253383cc5