Messages in this thread Patch in this message | | | From | Ramona Bolboaca <> | Subject | [PATCH 5/8] iio: imu: adis16400: Fix deadlock in probe | Date | Wed, 2 Nov 2022 16:18:40 +0200 |
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Use __adis_initial_startup instead of adis_initial_startup to avoid deadlock. When using adis_initial_startup mutex_lock is called twice, without releasing it (once inside adis_initial_startup and once inside adis_enable_irq).
Fixes: 100bfa38c8cb ("iio: imu: adis[16480]: group RW into a single lock in adis_enable_irq()") Signed-off-by: Ramona Bolboaca <ramona.bolboaca@analog.com> --- drivers/iio/imu/adis16400.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/iio/imu/adis16400.c b/drivers/iio/imu/adis16400.c index 17bb0c40a149..c02fc35dceb4 100644 --- a/drivers/iio/imu/adis16400.c +++ b/drivers/iio/imu/adis16400.c @@ -445,7 +445,7 @@ static int adis16400_initial_setup(struct iio_dev *indio_dev) st->adis.spi->mode = SPI_MODE_3; spi_setup(st->adis.spi); - ret = adis_initial_startup(&st->adis); + ret = __adis_initial_startup(&st->adis); if (ret) return ret; -- 2.25.1
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