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| author | Patrik Dahlström <risca@dalakolonin.se> | 2023-03-13 23:50:29 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-05-17 12:47:30 +0300 |
| commit | f5e96af71eab491a19fb3926ab42d592118ca52c (patch) | |
| tree | 240ceafbf4e2cdc50a9a8b4424629f536cf097bf /drivers/iio/adc | |
| parent | 8aa079c2fdfc1bbf2eb8499e065ab509a2b3eea3 (diff) | |
| download | linux-f5e96af71eab491a19fb3926ab42d592118ca52c.tar.xz | |
iio: adc: palmas_gpadc: fix NULL dereference on rmmod
[ Upstream commit 49f76c499d38bf67803438eee88c8300d0f6ce09 ]
Calling dev_to_iio_dev() on a platform device pointer is undefined and
will make adc NULL.
Signed-off-by: Patrik Dahlström <risca@dalakolonin.se>
Link: https://lore.kernel.org/r/20230313205029.1881745-1-risca@dalakolonin.se
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/iio/adc')
| -rw-r--r-- | drivers/iio/adc/palmas_gpadc.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/iio/adc/palmas_gpadc.c b/drivers/iio/adc/palmas_gpadc.c index f4756671cddb..6ed0d151ad21 100644 --- a/drivers/iio/adc/palmas_gpadc.c +++ b/drivers/iio/adc/palmas_gpadc.c @@ -628,7 +628,7 @@ out: static int palmas_gpadc_remove(struct platform_device *pdev) { - struct iio_dev *indio_dev = dev_to_iio_dev(&pdev->dev); + struct iio_dev *indio_dev = dev_get_drvdata(&pdev->dev); struct palmas_gpadc *adc = iio_priv(indio_dev); if (adc->wakeup1_enable || adc->wakeup2_enable) |