[PATCH] media: staging: tegra-vde: add missing pm_runtime_put_autosuspend

From: Navid Emamdoost
Date: Tue Jun 02 2020 - 01:48:57 EST


Call to pm_runtime_get_sync increments counter even in case of
failure leading to incorrect ref count.
Call pm_runtime_put_autosuspend if pm_runtime_get_sync fails.

Signed-off-by: Navid Emamdoost <navid.emamdoost@xxxxxxxxx>
---
drivers/staging/media/tegra-vde/vde.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/staging/media/tegra-vde/vde.c b/drivers/staging/media/tegra-vde/vde.c
index d3e63512a765..52cdd4a91e93 100644
--- a/drivers/staging/media/tegra-vde/vde.c
+++ b/drivers/staging/media/tegra-vde/vde.c
@@ -776,8 +776,10 @@ static int tegra_vde_ioctl_decode_h264(struct tegra_vde *vde,
goto release_dpb_frames;

ret = pm_runtime_get_sync(dev);
- if (ret < 0)
+ if (ret < 0) {
+ pm_runtime_put_autosuspend(dev);
goto unlock;
+ }

/*
* We rely on the VDE registers reset value, otherwise VDE
--
2.17.1