Commit dc455f4c authored by Dinghao Liu's avatar Dinghao Liu Committed by Ben Skeggs

drm/nouveau/dispnv50: fix runtime pm imbalance on error

pm_runtime_get_sync() increments the runtime PM usage counter even
the call returns an error code. Thus a pairing decrement is needed
on the error handling path to keep the counter balanced.
Signed-off-by: default avatarDinghao Liu <dinghao.liu@zju.edu.cn>
Signed-off-by: default avatarBen Skeggs <bskeggs@redhat.com>
parent d3faddc7
...@@ -1137,8 +1137,10 @@ nv50_mstc_detect(struct drm_connector *connector, ...@@ -1137,8 +1137,10 @@ nv50_mstc_detect(struct drm_connector *connector,
return connector_status_disconnected; return connector_status_disconnected;
ret = pm_runtime_get_sync(connector->dev->dev); ret = pm_runtime_get_sync(connector->dev->dev);
if (ret < 0 && ret != -EACCES) if (ret < 0 && ret != -EACCES) {
pm_runtime_put_autosuspend(connector->dev->dev);
return connector_status_disconnected; return connector_status_disconnected;
}
ret = drm_dp_mst_detect_port(connector, ctx, mstc->port->mgr, ret = drm_dp_mst_detect_port(connector, ctx, mstc->port->mgr,
mstc->port); mstc->port);
......
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