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staging: iio: meter: Remove explicit comparisons

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Remove comparisons to 0 or NULL

Signed-off-by: Cristina Moraru <cristina.moraru09@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Cristina Moraru 2015-10-20 22:55:41 +03:00 committed by Greg Kroah-Hartman
parent d59b7b6834
commit 062f782b37
4 changed files with 4 additions and 4 deletions
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2
drivers/staging/iio/meter/ade7753.c
View File

@ -406,7 +406,7 @@ static ssize_t ade7753_write_frequency(struct device *dev,
ret = kstrtou16(buf, 10, &val);
if (ret)
return ret;
if (val == 0)
if (!val)
return -EINVAL;
mutex_lock(&indio_dev->mlock);

2
drivers/staging/iio/meter/ade7754.c
View File

@ -438,7 +438,7 @@ static ssize_t ade7754_write_frequency(struct device *dev,
ret = kstrtou16(buf, 10, &val);
if (ret)
return ret;
if (val == 0)
if (!val)
return -EINVAL;
mutex_lock(&indio_dev->mlock);

2
drivers/staging/iio/meter/ade7759.c
View File

@ -377,7 +377,7 @@ static ssize_t ade7759_write_frequency(struct device *dev,
ret = kstrtou16(buf, 10, &val);
if (ret)
return ret;
if (val == 0)
if (!val)
return -EINVAL;
mutex_lock(&indio_dev->mlock);

2
drivers/staging/iio/meter/ade7854-spi.c
View File

@ -278,7 +278,7 @@ static int ade7854_spi_probe(struct spi_device *spi)
struct iio_dev *indio_dev;
indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st));
if (indio_dev == NULL)
if (!indio_dev)
return -ENOMEM;
st = iio_priv(indio_dev);
spi_set_drvdata(spi, indio_dev);