iio: chemical: scd30: fix division by zero in write_raw

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Add a zero check for val2 before using it as a divisor when setting the
sampling frequency. A user writing a zero fractional part to the
sampling_frequency sysfs attribute triggers a division by zero in the
kernel.

Fixes: 64b3d8b1b0 ("iio: chemical: scd30: add core driver")
Signed-off-by: Antoniu Miclaus <antoniu.miclaus@analog.com>
Cc: <Stable@vger.kernel.org>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>

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Antoniu Miclaus 2026-04-01 14:08:29 +03:00 • committed by Jonathan Cameron

parent 0d42e2c0bd

commit 5aba4f94b2

1 changed files with 1 additions and 1 deletions

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drivers/iio/chemical/scd30_core.c

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