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iio: adc: mcp3911: fix sizeof() vs ARRAY_SIZE() bug
authorDan Carpenter <dan.carpenter@oracle.com>
Mon, 26 Sep 2022 09:10:37 +0000 (12:10 +0300)
committerJonathan Cameron <Jonathan.Cameron@huawei.com>
Mon, 17 Oct 2022 07:51:26 +0000 (08:51 +0100)
commit7578847b5949db3a75163908bd99c46d27e8b19f
treed7f9cb5f42482f833253c8f758710e8c87df1d09tree | snapshot
parent0dec4d2f2636b9e54d9d29f17afc7687c5407f78commit | diff
iio: adc: mcp3911: fix sizeof() vs ARRAY_SIZE() bug

This code uses sizeof() instead of ARRAY_SIZE() so it reads beyond the
end of the mcp3911_osr_table[] array.

Fixes: 6d965885f4ea ("iio: adc: mcp3911: add support for oversampling ratio")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Marcus Folkesson <marcus.folkesson@gmail.com>
Link: https://lore.kernel.org/r/YzFsjY3xLHUQMjVr@kili
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
drivers/iio/adc/mcp3911.c diff | blob | history
Domain: System / Kernel;