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Mon, 31 Mar 2025 01:03:35 -0700 (PDT) Received: from mva-rohm ([2a10:a5c0:800d:dd00:8fdf:935a:2c85:d703]) by smtp.gmail.com with ESMTPSA id 38308e7fff4ca-30dd2b4cd28sm13484401fa.70.2025.03.31.01.03.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 31 Mar 2025 01:03:34 -0700 (PDT) Date: Mon, 31 Mar 2025 11:03:30 +0300 From: Matti Vaittinen To: Matti Vaittinen , Matti Vaittinen Cc: Jonathan Cameron , Lars-Peter Clausen , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Matti Vaittinen , Nuno Sa , David Lechner , Javier Carrasco , linux-iio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 4/6] iio: adc: ti-adc128s052: Use devm_mutex_init() Message-ID: References: Precedence: bulk X-Mailing-List: linux-iio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: Quoting Jonathan: "Whilst it doesn't bring huge advantage, now we have devm_mutex_init() it seems reasonable to use it and maybe catch a use after free for the lock" Switch to use devm_mutex_init() while working on this file. Signed-off-by: Matti Vaittinen --- drivers/iio/adc/ti-adc128s052.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/iio/adc/ti-adc128s052.c b/drivers/iio/adc/ti-adc128s052.c index dd1e405bf172..90b23c68daea 100644 --- a/drivers/iio/adc/ti-adc128s052.c +++ b/drivers/iio/adc/ti-adc128s052.c @@ -172,7 +172,7 @@ static int adc128_probe(struct spi_device *spi) if (ret) return ret; - mutex_init(&adc->lock); + devm_mutex_init(&spi->dev, &adc->lock); return devm_iio_device_register(&spi->dev, indio_dev); }