[RFC PATCH 13/26] [media] v4l2 async: remove from notifier list

[Philipp Zabel <p.zabel@xxxxxxxxxxxxxx>]

From: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>

In v4l2_async_notifier_register remove the notifier from the notifier
list in case of an error.

Signed-off-by: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
---
 drivers/media/v4l2-core/v4l2-async.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/media/v4l2-core/v4l2-async.c b/drivers/media/v4l2-core/v4l2-async.c
index 85a6a34..1e1e58c 100644
--- a/drivers/media/v4l2-core/v4l2-async.c
+++ b/drivers/media/v4l2-core/v4l2-async.c
@@ -173,6 +173,7 @@ int v4l2_async_notifier_register(struct v4l2_device *v4l2_dev,
 
 		ret = v4l2_async_test_notify(notifier, sd, asd);
 		if (ret < 0) {
+			list_del(&notifier->list);
 			mutex_unlock(&list_lock);
 			return ret;
 		}
-- 
2.0.0.rc2

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