iio: imu: st_lsm6dsx: fix possible lockup in st_lsm6dsx_read_fifo

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commit 159ca7f181 upstream.

Prevent st_lsm6dsx_read_fifo from falling in an infinite loop in case
pattern_len is equal to zero and the device FIFO is not empty.

Fixes: 290a6ce11d ("iio: imu: add support to lsm6dsx driver")
Signed-off-by: Silvano Seva <s.seva@4sigma.it>
Acked-by: Lorenzo Bianconi <lorenzo@kernel.org>
Link: https://patch.msgid.link/20250311085030.3593-2-s.seva@4sigma.it
Cc: <Stable@vger.kernel.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Silvano Seva 2025-03-11 09:49:47 +01:00 • committed by Greg Kroah-Hartman

parent 82f6334a0b

commit a1cad8a3bc

1 changed files with 3 additions and 0 deletions

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drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_buffer.c

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