[PATCH 07/31] hwmon: (pmbus/aps-379) use 4-argument i2c_smbus_read_block_data()

[Dmitry Torokhov]

Pass sizeof(buf) - 1 to i2c_smbus_read_block_data() in aps_379_probe()
to account for the NUL terminator.

Signed-off-by: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx>
---
 drivers/hwmon/pmbus/aps-379.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/hwmon/pmbus/aps-379.c b/drivers/hwmon/pmbus/aps-379.c
index 3ec0940ae564..a21213c21f7d 100644
--- a/drivers/hwmon/pmbus/aps-379.c
+++ b/drivers/hwmon/pmbus/aps-379.c
@@ -117,7 +117,8 @@ static int aps_379_probe(struct i2c_client *client)
 				     | I2C_FUNC_SMBUS_READ_BLOCK_DATA))
 		return -ENODEV;
 
-	ret = i2c_smbus_read_block_data(client, PMBUS_MFR_MODEL, buf);
+	ret = i2c_smbus_read_block_data(client, PMBUS_MFR_MODEL,
+					sizeof(buf) - 1, buf);
 	if (ret < 0) {
 		dev_err(dev, "Failed to read Manufacturer Model\n");
 		return ret;

-- 
2.56.0.257.gf7497c7d27-goog