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| author | Navid Emamdoost <navid.emamdoost@gmail.com> | 2020-06-05 04:44:44 +0200 |
|---|---|---|
| committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2020-06-14 16:25:04 +0200 |
| commit | d88de040e1df38414fc1e4380be9d0e997ab4d58 (patch) | |
| tree | ab9ffd6f27bc73d4c42b144fc347fb5b5d99833b /drivers/iio/pressure | |
| parent | counter: 104-quad-8: Add lock guards - filter clock prescaler (diff) | |
| download | linux-d88de040e1df38414fc1e4380be9d0e997ab4d58.tar.xz linux-d88de040e1df38414fc1e4380be9d0e997ab4d58.zip | |
iio: pressure: zpa2326: handle pm_runtime_get_sync failure
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>
Diffstat (limited to 'drivers/iio/pressure')
| -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 37fe851f89af..799a8dc3e248 100644 --- a/drivers/iio/pressure/zpa2326.c +++ b/drivers/iio/pressure/zpa2326.c @@ -665,8 +665,10 @@ 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) { /* |