diff options
| -rw-r--r-- | drivers/media/v4l2-core/v4l2-async.c | 21 |
1 files changed, 11 insertions, 10 deletions
diff --git a/drivers/media/v4l2-core/v4l2-async.c b/drivers/media/v4l2-core/v4l2-async.c index 618135089548..96cc733f35ef 100644 --- a/drivers/media/v4l2-core/v4l2-async.c +++ b/drivers/media/v4l2-core/v4l2-async.c @@ -100,18 +100,11 @@ static int v4l2_async_test_notify(struct v4l2_async_notifier *notifier, { int ret; - /* Remove from the waiting list */ - list_del(&asd->list); - sd->asd = asd; - sd->notifier = notifier; - if (notifier->bound) { ret = notifier->bound(notifier, sd, asd); if (ret < 0) return ret; } - /* Move from the global subdevice list to notifier's done */ - list_move(&sd->async_list, ¬ifier->done); ret = v4l2_device_register_subdev(notifier->v4l2_dev, sd); if (ret < 0) { @@ -120,6 +113,14 @@ static int v4l2_async_test_notify(struct v4l2_async_notifier *notifier, return ret; } + /* Remove from the waiting list */ + list_del(&asd->list); + sd->asd = asd; + sd->notifier = notifier; + + /* Move from the global subdevice list to notifier's done */ + list_move(&sd->async_list, ¬ifier->done); + if (list_empty(¬ifier->waiting) && notifier->complete) return notifier->complete(notifier); @@ -169,9 +170,6 @@ int v4l2_async_notifier_register(struct v4l2_device *v4l2_dev, mutex_lock(&list_lock); - /* Keep also completed notifiers on the list */ - list_add(¬ifier->list, ¬ifier_list); - list_for_each_entry_safe(sd, tmp, &subdev_list, async_list) { int ret; @@ -186,6 +184,9 @@ int v4l2_async_notifier_register(struct v4l2_device *v4l2_dev, } } + /* Keep also completed notifiers on the list */ + list_add(¬ifier->list, ¬ifier_list); + mutex_unlock(&list_lock); return 0; |