atmel_hlcdc_create_outputs() iterates over OF graph nodes and releases the node (using of_node_put()) after each iteration, which is wrong since for_each_endpoint_of_node() is already taking care of that.
Move the of_node_put() call in the error path.
Signed-off-by: Boris Brezillon boris.brezillon@free-electrons.com Fixes: 17a8e03e7e97 ("drm: atmel-hlcdc: rework the output code to support drm bridges") --- drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_output.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_output.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_output.c index 39802c0..3d34fc4 100644 --- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_output.c +++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_output.c @@ -266,9 +266,10 @@ int atmel_hlcdc_create_outputs(struct drm_device *dev) if (!ret) ret = atmel_hlcdc_check_endpoint(dev, &ep);
- of_node_put(ep_np); - if (ret) + if (ret) { + of_node_put(ep_np); return ret; + } }
for_each_endpoint_of_node(dev->dev->of_node, ep_np) { @@ -276,9 +277,10 @@ int atmel_hlcdc_create_outputs(struct drm_device *dev) if (!ret) ret = atmel_hlcdc_attach_endpoint(dev, &ep);
- of_node_put(ep_np); - if (ret) + if (ret) { + of_node_put(ep_np); return ret; + } }
return 0;