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iio: adc: mp2629: fix potential array out of bound access
author
Saravanan Sekar
<sravanhome@gmail.com>
Sat, 29 Oct 2022 09:29:55 +0000
(11:29 +0200)
committer
Jonathan Cameron
<Jonathan.Cameron@huawei.com>
Tue, 1 Nov 2022 08:48:02 +0000
(08:48 +0000)
Add sentinel at end of maps to avoid potential array out of
bound access in iio core.
Fixes:
7abd9fb64682
("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>
drivers/iio/adc/mp2629_adc.c
patch
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diff --git
a/drivers/iio/adc/mp2629_adc.c
b/drivers/iio/adc/mp2629_adc.c
index
f7af9af
..
88e947f
100644
(file)
--- a/
drivers/iio/adc/mp2629_adc.c
+++ b/
drivers/iio/adc/mp2629_adc.c
@@
-57,7
+57,8
@@
static struct iio_map mp2629_adc_maps[] = {
MP2629_MAP(SYSTEM_VOLT, "system-volt"),
MP2629_MAP(INPUT_VOLT, "input-volt"),
MP2629_MAP(BATT_CURRENT, "batt-current"),
- MP2629_MAP(INPUT_CURRENT, "input-current")
+ MP2629_MAP(INPUT_CURRENT, "input-current"),
+ { }
};
static int mp2629_read_raw(struct iio_dev *indio_dev,