media: cec: fill in cec chardev kobject to ease debugging

The cec chardev kobject has no name, which made it hard to
debug when kobject debugging is turned on.

Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>

diff --git a/drivers/media/cec/cec-core.c b/drivers/media/cec/cec-core.c
index cc875da..f5d1578 100644 (file)
--- a/drivers/media/cec/cec-core.c
+++ b/drivers/media/cec/cec-core.c
@@ -126,6 +126,7 @@ static int __must_check cec_devnode_register(struct cec_devnode *devnode,
        /* Part 2: Initialize and register the character device */
        cdev_init(&devnode->cdev, &cec_devnode_fops);
        devnode->cdev.owner = owner;
+       kobject_set_name(&devnode->cdev.kobj, "cec%d", devnode->minor);
 
        ret = cdev_device_add(&devnode->cdev, &devnode->dev);
        if (ret) {