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UPSTREAM: [media] media: rc: remove unneeded mutex in rc_register_device

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Access to dev->initialized is atomic and dev->initialized isn't
accessed in any other code protected by this mutex.
Therefore we don't need to get the mutex here.

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
(cherry picked from commit 36ac2f3259)
Signed-off-by: Ziyuan Xu <xzy.xu@rock-chips.com>
This commit is contained in:
Heiner Kallweit
2016-03-16 18:32:56 -03:00
committed by Tao Huang
parent 21c5445593
commit 3e8809ffb6
1 changed files with 0 additions and 2 deletions
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2
drivers/media/rc/rc-main.c
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@@ -1492,9 +1492,7 @@ int rc_register_device(struct rc_dev *dev)
}
/* Allow the RC sysfs nodes to be accessible */
mutex_lock(&dev->lock);
atomic_set(&dev->initialized, 1);
mutex_unlock(&dev->lock);
IR_dprintk(1, "Registered rc%u (driver: %s, remote: %s, mode %s)\n",
dev->minor,