linux-kernel - [PATCH v1 05/17] misc: ds1682: Change nvmem reg

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Message-ID: <20240605175953.2613260-6-joychakr@google.com>
Date: Wed,  5 Jun 2024 17:59:49 +0000
From: Joy Chakraborty <joychakr@...gle.com>
To: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>, 
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>, 
	AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>, 
	Lars-Peter Clausen <lars@...afoo.de>, Sakari Ailus <sakari.ailus@...ux.intel.com>, 
	Bingbu Cao <bingbu.cao@...el.com>, Zhihao Cheng <chengzhihao1@...wei.com>, 
	Jerome Brunet <jbrunet@...libre.com>, 
	Martin Blumenstingl <martin.blumenstingl@...glemail.com>
Cc: linux-hwmon@...r.kernel.org, linux-kernel@...r.kernel.org, 
	linux-iio@...r.kernel.org, linux-media@...r.kernel.org, 
	linux-i2c@...r.kernel.org, linux-gpio@...r.kernel.org, 
	linux-mtd@...ts.infradead.org, linux-rtc@...r.kernel.org, 
	linux-arm-kernel@...ts.infradead.org, linux-amlogic@...ts.infradead.org, 
	linux-sunxi@...ts.linux.dev, linux-tegra@...r.kernel.org, 
	linux-usb@...r.kernel.org, manugautam@...gle.com, 
	Joy Chakraborty <joychakr@...gle.com>
Subject: [PATCH v1 05/17] misc: ds1682: Change nvmem reg_read/write return type

Change nvmem read/write function definition return type to ssize_t.

Signed-off-by: Joy Chakraborty <joychakr@...gle.com>
---
 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;
 }
 
 /*
-- 
2.45.1.467.gbab1589fc0-goog