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authorJonathan Cameron <Jonathan.Cameron@huawei.com>2020-09-20 12:27:41 +0100
committerJonathan Cameron <Jonathan.Cameron@huawei.com>2020-12-03 19:40:28 +0000
commitb0bd27f02d768e3a861c4e6c27f8e369720e6c25 (patch)
treede428eefa64fd77244fdc404417bf909c5be16b8 /drivers/iio
parent198cf32f0503d2ad60d320b95ef6fb8243db857f (diff)
iio:adc:ti-ads124s08: Fix buffer being too long.
The buffer is expressed as a u32 array, yet the extra space for the s64 timestamp was expressed as sizeof(s64)/sizeof(u16). This will result in 2 extra u32 elements. Fix by dividing by sizeof(u32). Fixes: e717f8c6dfec ("iio: adc: Add the TI ads124s08 ADC code") Signed-off-by: Jonathan Cameron<Jonathan.Cameron@huawei.com> Reviewed-by: Alexandru Ardelean <alexandru.ardelean@analog.com> Cc: Dan Murphy <dmurphy@ti.com> Cc: <Stable@vger.kernel.org> Link: https://lore.kernel.org/r/20200920112742.170751-8-jic23@kernel.org
Diffstat (limited to 'drivers/iio')
-rw-r--r--drivers/iio/adc/ti-ads124s08.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/iio/adc/ti-ads124s08.c b/drivers/iio/adc/ti-ads124s08.c
index 4b4fbe33930c..eff4f9a9898e 100644
--- a/drivers/iio/adc/ti-ads124s08.c
+++ b/drivers/iio/adc/ti-ads124s08.c
@@ -269,7 +269,7 @@ static irqreturn_t ads124s_trigger_handler(int irq, void *p)
struct iio_poll_func *pf = p;
struct iio_dev *indio_dev = pf->indio_dev;
struct ads124s_private *priv = iio_priv(indio_dev);
- u32 buffer[ADS124S08_MAX_CHANNELS + sizeof(s64)/sizeof(u16)];
+ u32 buffer[ADS124S08_MAX_CHANNELS + sizeof(s64)/sizeof(u32)];
int scan_index, j = 0;
int ret;