From 7a6ff010e5f423822145e728a57744e5d0f18e2f Mon Sep 17 00:00:00 2001 From: Jonathan Cameron Date: Fri, 12 Aug 2011 17:08:36 +0100 Subject: [PATCH] staging:iio:imu:adis16400: use strtobool for reset sysfs and don't assign unused tx members. Signed-off-by: Jonathan Cameron Acked-by: Michael Hennerich Signed-off-by: Greg Kroah-Hartman --- drivers/staging/iio/imu/adis16400_core.c | 23 +++++++++++------------ 1 file changed, 11 insertions(+), 12 deletions(-) diff --git a/drivers/staging/iio/imu/adis16400_core.c b/drivers/staging/iio/imu/adis16400_core.c index a2c3b67..4feee26 100644 --- a/drivers/staging/iio/imu/adis16400_core.c +++ b/drivers/staging/iio/imu/adis16400_core.c @@ -150,8 +150,6 @@ static int adis16400_spi_read_reg_16(struct iio_dev *indio_dev, mutex_lock(&st->buf_lock); st->tx[0] = ADIS16400_READ_REG(lower_reg_address); st->tx[1] = 0; - st->tx[2] = 0; - st->tx[3] = 0; spi_message_init(&msg); spi_message_add_tail(&xfers[0], &msg); @@ -240,17 +238,18 @@ static ssize_t adis16400_write_reset(struct device *dev, struct device_attribute *attr, const char *buf, size_t len) { - struct iio_dev *indio_dev = dev_get_drvdata(dev); + bool val; + int ret; - if (len < 1) - return -1; - switch (buf[0]) { - case '1': - case 'y': - case 'Y': - return adis16400_reset(indio_dev); - } - return -1; + ret = strtobool(buf, &val); + if (ret < 0) + return ret; + if (val) + ret = adis16400_reset(dev_get_drvdata(dev)); + if (ret < 0) + return ret; + + return len; } int adis16400_set_irq(struct iio_dev *indio_dev, bool enable) -- 2.7.4