diff options
| author | Navid Emamdoost <navid.emamdoost@gmail.com> | 2020-06-04 21:44:44 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-07-22 09:32:54 +0200 |
| commit | 74953efffb3ddb749e95a67ef1fab76067765284 (patch) | |
| tree | cab9068662696a415e4041528628ce2627037785 /drivers/iio | |
| parent | 4ecff6ee264f6bc07fc43a1d3132dcc08214092b (diff) | |
iio: pressure: zpa2326: handle pm_runtime_get_sync failure
commit d88de040e1df38414fc1e4380be9d0e997ab4d58 upstream.
Calling pm_runtime_get_sync increments the counter even in case of
failure, causing incorrect ref count. Call pm_runtime_put if
pm_runtime_get_sync fails.
Signed-off-by: Navid Emamdoost <navid.emamdoost@gmail.com>
Fixes: 03b262f2bbf4 ("iio:pressure: initial zpa2326 barometer support")
Cc: <Stable@vger.kernel.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/iio')
| -rw-r--r-- | drivers/iio/pressure/zpa2326.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/iio/pressure/zpa2326.c b/drivers/iio/pressure/zpa2326.c index 9d0d07930236..7f2e5a8942a4 100644 --- a/drivers/iio/pressure/zpa2326.c +++ b/drivers/iio/pressure/zpa2326.c @@ -664,8 +664,10 @@ static int zpa2326_resume(const struct iio_dev *indio_dev) int err; err = pm_runtime_get_sync(indio_dev->dev.parent); - if (err < 0) + if (err < 0) { + pm_runtime_put(indio_dev->dev.parent); return err; + } if (err > 0) { /* |