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Commit e0f2e5eb authored by Wei Yongjun's avatar Wei Yongjun Committed by Mauro Carvalho Chehab
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[media] rainshadow-cec: Fix missing spin_lock_init() 



The driver allocates the spinlock but not initialize it.
Use spin_lock_init() on it to initialize it correctly.

This is detected by Coccinelle semantic patch.

Fixes: 0f314f6c ("[media] rainshadow-cec: new RainShadow Tech HDMI
CEC driver")

Signed-off-by: default avatarWei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: default avatarHans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@s-opensource.com>
parent 4b0755e9

drivers/media/usb/rainshadow-cec/rainshadow-cec.c

+1 −0
Original line number Diff line number Diff line
@@ -336,6 +336,7 @@ static int rain_connect(struct serio *serio, struct serio_driver *drv) 
	serio_set_drvdata(serio, rain);

	INIT_WORK(&rain->work, rain_irq_work_handler);

	mutex_init(&rain->write_lock);

	spin_lock_init(&rain->buf_lock);



	err = serio_open(serio, drv);

	if (err)