From: Navid Emamdoost navid.emamdoost@gmail.com
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 --- drivers/iio/pressure/zpa2326.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/iio/pressure/zpa2326.c b/drivers/iio/pressure/zpa2326.c index 81d8f24eaeb4..23b4fa81e783 100644 --- a/drivers/iio/pressure/zpa2326.c +++ b/drivers/iio/pressure/zpa2326.c @@ -672,8 +672,10 @@ 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) { /*