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media: v4l: async: Don't set notifier's V4L2 device if registering fails

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The V4L2 device used to be set when the notifier was registered but this
has been moved to the notifier initialisation. Don't touch the V4L2 device
if registration fails.

Fixes: b8ec754ae4 ("media: v4l: async: Set v4l2_device and subdev in async notifier init")
Cc: <stable@vger.kernel.org> # for 6.6 and later
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
This commit is contained in:
Sakari Ailus
2024-03-08 15:07:45 +02:00
committed by Hans Verkuil
parent 6d8acd02c4
commit 46bc0234ad
1 changed files with 1 additions and 7 deletions
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8
drivers/media/v4l2-core/v4l2-async.c
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@@ -620,16 +620,10 @@ static int __v4l2_async_nf_register(struct v4l2_async_notifier *notifier)
int v4l2_async_nf_register(struct v4l2_async_notifier *notifier)
{
int ret;
if (WARN_ON(!notifier->v4l2_dev == !notifier->sd))
return -EINVAL;
ret = __v4l2_async_nf_register(notifier);
if (ret)
notifier->v4l2_dev = NULL;
return ret;
return __v4l2_async_nf_register(notifier);
}
EXPORT_SYMBOL(v4l2_async_nf_register);