Commit da2c94c8 authored Nov 29, 2018 by Niklas Söderlund Committed by Mauro Carvalho Chehab Dec 05, 2018

media: v4l2: async: remove locking when initializing async notifier



There is no need to hold the list_lock when initializing the local
asd_list of a notifier. Remove the lock handling to simplify the code
and remove a potential LOCKDEP warning.

Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Reported-by: Jacopo Mondi <jacopo@jmondi.org>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>

parent 1da3afb5

drivers/media/v4l2-core/v4l2-async.c

+0 −4

Original line number	Diff line number	Diff line
		@@ -424,11 +424,7 @@ static int v4l2_async_notifier_asd_valid(struct v4l2_async_notifier *notifier,

		void v4l2_async_notifier_init(struct v4l2_async_notifier *notifier)
		{
		mutex_lock(&list_lock);

		INIT_LIST_HEAD(&notifier->asd_list);

		mutex_unlock(&list_lock);
		}
		EXPORT_SYMBOL(v4l2_async_notifier_init);

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