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Wed, 15 Apr 2026 22:16:44 -0700 (PDT) From: Sanjay Chitroda X-Google-Original-From: Sanjay Chitroda To: lucas.p.stankus@gmail.com, lars@metafoo.de, Michael.Hennerich@analog.com, jic23@kernel.org Cc: dlechner@baylibre.com, nuno.sa@analog.com, andy@kernel.org, linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 2/3] iio: accel: adxl313_core: use guard() to release mutex Date: Thu, 16 Apr 2026 10:46:30 +0530 Message-Id: <20260416051631.551250-3-sanjayembedded@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20260416051631.551250-1-sanjayembedded@gmail.com> References: <20260416051631.551250-1-sanjayembedded@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Sanjay Chitroda Replace explicit mutex_lock() and mutex_unlock() with the guard() macro for cleaner and safer mutex handling. Signed-off-by: Sanjay Chitroda --- drivers/iio/accel/adxl313_core.c | 10 +++------- 1 file changed, 3 insertions(+), 7 deletions(-) diff --git a/drivers/iio/accel/adxl313_core.c b/drivers/iio/accel/adxl313_core.c index 2ca4ce90cd86..339570701083 100644 --- a/drivers/iio/accel/adxl313_core.c +++ b/drivers/iio/accel/adxl313_core.c @@ -356,19 +356,15 @@ static int adxl313_read_axis(struct adxl313_data *data, { int ret; - mutex_lock(&data->lock); + guard(mutex)(&data->lock); ret = regmap_bulk_read(data->regmap, ADXL313_REG_DATA_AXIS(chan->address), &data->transf_buf, sizeof(data->transf_buf)); if (ret) - goto unlock_ret; - - ret = le16_to_cpu(data->transf_buf); + return ret; -unlock_ret: - mutex_unlock(&data->lock); - return ret; + return le16_to_cpu(data->transf_buf); } static int adxl313_read_freq_avail(struct iio_dev *indio_dev, -- 2.34.1