From f8d9d3b434cd50f7a0a3f0c383736af5e724c34c Mon Sep 17 00:00:00 2001 From: Matt Ranostay Date: Fri, 26 Feb 2016 22:13:49 -0800 Subject: iio: convert to common i2c_check_functionality() return value Previously most drivers that used a i2c_check_functionality() check condition required various error codes on failure. This patchset converts to a standard of -EOPNOTSUPP Signed-off-by: Matt Ranostay Signed-off-by: Jonathan Cameron --- drivers/iio/potentiometer/mcp4531.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/iio/potentiometer') diff --git a/drivers/iio/potentiometer/mcp4531.c b/drivers/iio/potentiometer/mcp4531.c index a3f66874ee2e..0db67fe14766 100644 --- a/drivers/iio/potentiometer/mcp4531.c +++ b/drivers/iio/potentiometer/mcp4531.c @@ -159,7 +159,7 @@ static int mcp4531_probe(struct i2c_client *client, if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_WORD_DATA)) { dev_err(dev, "SMBUS Word Data not supported\n"); - return -EIO; + return -EOPNOTSUPP; } indio_dev = devm_iio_device_alloc(dev, sizeof(*data)); -- cgit