5c608d4dd4
This reverts commit 00426e99789357dbff7e719a092ce36a3ce49d94. i2c_smbus_read_byte() returns 0 when a byte with the value 0 is read from the device. This is a valid read so revert the check for 0. Signed-off-by: Jeremy Fertic <jeremyfertic@gmail.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>