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([2600:8803:e7e4:500:6d78:b98b:fc05:ddbe]) by smtp.gmail.com with ESMTPSA id 586e51a60fabf-416e68368a8sm2410513fac.14.2026.03.06.14.10.07 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 06 Mar 2026 14:10:08 -0800 (PST) Message-ID: Date: Fri, 6 Mar 2026 16:10:07 -0600 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 1/3] iio: accel: adxl313: convert to guard(mutex) To: Rajveer Chaudhari , lucas.p.stankus@gmail.com, lars@metafoo.de, Michael.Hennerich@analog.com, jic23@kernel.org, nuno.sa@analog.com, andy@kernel.org, puranjay@kernel.org Cc: linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org References: <20260306211152.65109-1-rajveer.chaudhari.linux@gmail.com> <20260306211152.65109-2-rajveer.chaudhari.linux@gmail.com> Content-Language: en-US From: David Lechner In-Reply-To: <20260306211152.65109-2-rajveer.chaudhari.linux@gmail.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 3/6/26 3:11 PM, Rajveer Chaudhari wrote: > --- > drivers/iio/accel/adxl313_core.c | 7 +++---- > 1 file changed, 3 insertions(+), 4 deletions(-) > > diff --git a/drivers/iio/accel/adxl313_core.c b/drivers/iio/accel/adxl313_core.c > index 9f5d4d2cb325..94c6023af487 100644 > --- a/drivers/iio/accel/adxl313_core.c > +++ b/drivers/iio/accel/adxl313_core.c > @@ -8,6 +8,7 @@ > */ > > #include > +#include > #include > #include > #include > @@ -356,18 +357,16 @@ 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; > + return ret; > > ret = le16_to_cpu(data->transf_buf); This can be simplifed: return le16_to_cpu(data->transf_buf); > > -unlock_ret: > - mutex_unlock(&data->lock); > return ret; > } >