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3 Commits

Author SHA1 Message Date
Saravanan Sekar
d95b85c508 iio: adc: mp2629: fix potential array out of bound access 
commit ca1547ab15f48dc81624183ae17a2fd1bad06dfc upstream.

Add sentinel at end of maps to avoid potential array out of
bound access in iio core.

Fixes: 7abd9fb646 ("iio: adc: mp2629: Add support for mp2629 ADC driver")
Signed-off-by: Saravanan Sekar <sravanhome@gmail.com>
Link: https://lore.kernel.org/r/20221029093000.45451-4-sravanhome@gmail.com
Cc: <Stable@vger.kernel.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
 2022-11-25 17:45:52 +01:00
Saravanan Sekar
46b8bc62c5 iio: adc: mp2629: fix wrong comparison of channel 
commit 1eb20332a082fa801fb89c347c5e62de916a4001 upstream.

Input voltage channel enum is compared against iio address instead
of the channel.

Fixes: 7abd9fb646 ("iio: adc: mp2629: Add support for mp2629 ADC driver")
Signed-off-by: Saravanan Sekar <sravanhome@gmail.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Link: https://lore.kernel.org/r/20221029093000.45451-2-sravanhome@gmail.com
Cc: <Stable@vger.kernel.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
 2022-11-25 17:45:51 +01:00
Saravanan Sekar
7abd9fb646 iio: adc: mp2629: Add support for mp2629 ADC driver 
Add support for 8-bit resolution ADC readings for input power
supply and battery charging measurement. Provides voltage, current
readings to mp2629 power supply driver.

Signed-off-by: Saravanan Sekar <sravanhome@gmail.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
 2020-05-26 10:41:47 +01:00