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Wed, 05 Jun 2024 11:00:22 -0700 (PDT) Date: Wed, 5 Jun 2024 17:59:49 +0000 In-Reply-To: <20240605175953.2613260-1-joychakr@google.com> Precedence: bulk X-Mailing-List: linux-hwmon@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20240605175953.2613260-1-joychakr@google.com> X-Mailer: git-send-email 2.45.1.467.gbab1589fc0-goog Message-ID: <20240605175953.2613260-6-joychakr@google.com> Subject: [PATCH v1 05/17] misc: ds1682: Change nvmem reg_read/write return type From: Joy Chakraborty To: Srinivas Kandagatla , Greg Kroah-Hartman , AngeloGioacchino Del Regno , Lars-Peter Clausen , Sakari Ailus , Bingbu Cao , Zhihao Cheng , Jerome Brunet , Martin Blumenstingl Cc: linux-hwmon@vger.kernel.org, linux-kernel@vger.kernel.org, linux-iio@vger.kernel.org, linux-media@vger.kernel.org, linux-i2c@vger.kernel.org, linux-gpio@vger.kernel.org, linux-mtd@lists.infradead.org, linux-rtc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org, linux-usb@vger.kernel.org, manugautam@google.com, Joy Chakraborty Change nvmem read/write function definition return type to ssize_t. Signed-off-by: Joy Chakraborty --- drivers/misc/ds1682.c | 16 ++++++---------- 1 file changed, 6 insertions(+), 10 deletions(-) diff --git a/drivers/misc/ds1682.c b/drivers/misc/ds1682.c index 5f8dcd0e3848..953341666ddb 100644 --- a/drivers/misc/ds1682.c +++ b/drivers/misc/ds1682.c @@ -198,26 +198,22 @@ static const struct bin_attribute ds1682_eeprom_attr = { .write = ds1682_eeprom_write, }; -static int ds1682_nvmem_read(void *priv, unsigned int offset, void *val, - size_t bytes) +static ssize_t ds1682_nvmem_read(void *priv, unsigned int offset, void *val, + size_t bytes) { struct i2c_client *client = priv; - int ret; - ret = i2c_smbus_read_i2c_block_data(client, DS1682_REG_EEPROM + offset, + return i2c_smbus_read_i2c_block_data(client, DS1682_REG_EEPROM + offset, bytes, val); - return ret < 0 ? ret : 0; } -static int ds1682_nvmem_write(void *priv, unsigned int offset, void *val, - size_t bytes) +static ssize_t ds1682_nvmem_write(void *priv, unsigned int offset, void *val, + size_t bytes) { struct i2c_client *client = priv; - int ret; - ret = i2c_smbus_write_i2c_block_data(client, DS1682_REG_EEPROM + offset, + return i2c_smbus_write_i2c_block_data(client, DS1682_REG_EEPROM + offset, bytes, val); - return ret < 0 ? ret : 0; } /*