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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2014-04-27 10:34:29 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-04-27 10:34:29 -0700 |
| commit | d0c15ad760c869f3d676b37c2989baa1566d31f1 (patch) | |
| tree | db1654d6324d0519fd39b91fb172df2654ee2c93 /drivers/iio/industrialio-buffer.c | |
| parent | 005fbcd03458b6c0044f65c1fe8d8a68d726a321 (diff) | |
| parent | 2704f807f9498054b8153002bafa3e818079e9a5 (diff) | |
| download | linux-d0c15ad760c869f3d676b37c2989baa1566d31f1.tar.bz2 | |
Merge tag 'staging-3.15-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging
Pull staging / IIO driver fixes from Greg KH:
"Here are some small staging and IIO driver fixes for 3.15-rc3.
Nothing major at all, just some assorted issues that people have
reported"
* tag 'staging-3.15-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging:
staging: comedi: usbdux: bug fix for accessing 'ao_chanlist' in private data
iio: adc: mxs-lradc: fix warning when buidling on avr32
iio: cm36651: Fix i2c client leak and possible NULL pointer dereference
iio: querying buffer scan_mask should return 0/1
staging:iio:ad2s1200 fix a missing break
iio: adc: at91_adc: correct default shtim value
ARM: at91: at91sam9260: change at91_adc name
ARM: at91: at91sam9g45: change at91_adc name
iio: cm32181: Fix read integration time function
iio: adc: at91_adc: Repair broken platform_data support
Diffstat (limited to 'drivers/iio/industrialio-buffer.c')
| -rw-r--r-- | drivers/iio/industrialio-buffer.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/iio/industrialio-buffer.c b/drivers/iio/industrialio-buffer.c index e108f2a9d827..e472cff6eeae 100644 --- a/drivers/iio/industrialio-buffer.c +++ b/drivers/iio/industrialio-buffer.c @@ -165,7 +165,8 @@ static ssize_t iio_scan_el_show(struct device *dev, int ret; struct iio_dev *indio_dev = dev_to_iio_dev(dev); - ret = test_bit(to_iio_dev_attr(attr)->address, + /* Ensure ret is 0 or 1. */ + ret = !!test_bit(to_iio_dev_attr(attr)->address, indio_dev->buffer->scan_mask); return sprintf(buf, "%d\n", ret); @@ -862,7 +863,8 @@ int iio_scan_mask_query(struct iio_dev *indio_dev, if (!buffer->scan_mask) return 0; - return test_bit(bit, buffer->scan_mask); + /* Ensure return value is 0 or 1. */ + return !!test_bit(bit, buffer->scan_mask); }; EXPORT_SYMBOL_GPL(iio_scan_mask_query); |