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Subject[PATCH] drm/noveau: fix reference count leak in nv50_disp_atomic_commit
Date
nv50_disp_atomic_commit() calls calls pm_runtime_get_sync and in turn
increments the reference count. In case of failure, decrement the
ref count before returning the error.

Signed-off-by: Aditya Pakki <pakki001@umn.edu>
---
drivers/gpu/drm/nouveau/dispnv50/disp.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/nouveau/dispnv50/disp.c b/drivers/gpu/drm/nouveau/dispnv50/disp.c
index d472942102f5..b4039907f0d6 100644
--- a/drivers/gpu/drm/nouveau/dispnv50/disp.c
+++ b/drivers/gpu/drm/nouveau/dispnv50/disp.c
@@ -2157,8 +2157,10 @@ nv50_disp_atomic_commit(struct drm_device *dev,
int ret, i;

ret = pm_runtime_get_sync(dev->dev);
- if (ret < 0 && ret != -EACCES)
+ if (ret < 0 && ret != -EACCES) {
+ pm_runtime_put_autosuspend(dev->dev);
return ret;
+ }

ret = drm_atomic_helper_setup_commit(state, nonblock);
if (ret)
--
2.25.1
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