diff options
| author | Aditya Pakki <pakki001@umn.edu> | 2020-06-13 20:22:23 -0500 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2020-07-24 18:50:49 +1000 |
| commit | 990a1162986e8eff7ca18cc5a0e03b4304392ae2 (patch) | |
| tree | 6375bd2d845a490dc0745cf5128b982b99986c7b /drivers | |
| parent | a2cdf39536b0d21fb06113f5e16692513d7bcb9c (diff) | |
| download | linux-990a1162986e8eff7ca18cc5a0e03b4304392ae2.tar.bz2 | |
drm/nouveau: Fix reference count leak in nouveau_connector_detect
nouveau_connector_detect() 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>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_connector.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_connector.c b/drivers/gpu/drm/nouveau/nouveau_connector.c index ab2c2b2cab10..1fa5d5614261 100644 --- a/drivers/gpu/drm/nouveau/nouveau_connector.c +++ b/drivers/gpu/drm/nouveau/nouveau_connector.c @@ -571,8 +571,10 @@ nouveau_connector_detect(struct drm_connector *connector, bool force) pm_runtime_get_noresume(dev->dev); } else { ret = pm_runtime_get_sync(dev->dev); - if (ret < 0 && ret != -EACCES) + if (ret < 0 && ret != -EACCES) { + pm_runtime_put_autosuspend(dev->dev); return conn_status; + } } nv_encoder = nouveau_connector_ddc_detect(connector); |