[PATCH 2/2] media: stm32-dcmi: fix probe error path & module remove
Alain Volmat
alain.volmat at st.com
Tue Jul 28 02:37:58 EDT 2020
This commit add missing vb2_queue_release calls with the
probe error path and module remove.
Missing v4l2_async_notifier_unregister is also added within
the probe error path
Fixes: 37404f91ef8b ("[media] stm32-dcmi: STM32 DCMI camera interface driver")
Signed-off-by: Alain Volmat <alain.volmat at st.com>
---
drivers/media/platform/stm32/stm32-dcmi.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/media/platform/stm32/stm32-dcmi.c b/drivers/media/platform/stm32/stm32-dcmi.c
index 5e60d4c6eeeb..57830ee691be 100644
--- a/drivers/media/platform/stm32/stm32-dcmi.c
+++ b/drivers/media/platform/stm32/stm32-dcmi.c
@@ -2004,7 +2004,7 @@ static int dcmi_probe(struct platform_device *pdev)
ret = dcmi_graph_init(dcmi);
if (ret < 0)
- goto err_media_entity_cleanup;
+ goto err_vb2_queue_release;
/* Reset device */
ret = reset_control_assert(dcmi->rstc);
@@ -2030,7 +2030,10 @@ static int dcmi_probe(struct platform_device *pdev)
return 0;
err_cleanup:
+ v4l2_async_notifier_unregister(&dcmi->notifier);
v4l2_async_notifier_cleanup(&dcmi->notifier);
+err_vb2_queue_release:
+ vb2_queue_release(q);
err_media_entity_cleanup:
media_entity_cleanup(&dcmi->vdev->entity);
err_device_release:
@@ -2052,6 +2055,7 @@ static int dcmi_remove(struct platform_device *pdev)
v4l2_async_notifier_unregister(&dcmi->notifier);
v4l2_async_notifier_cleanup(&dcmi->notifier);
+ vb2_queue_release(&dcmi->queue);
media_entity_cleanup(&dcmi->vdev->entity);
v4l2_device_unregister(&dcmi->v4l2_dev);
media_device_cleanup(&dcmi->mdev);
--
2.7.4
More information about the linux-arm-kernel
mailing list