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media: media-devnode: make media_bus_type const

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Now that the driver core can properly handle constant struct bus_type,
move the media_bus_type variable to be a constant structure as well,
placing it into read-only memory which can not be modified at runtime.

Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Suggested-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Ricardo B. Marliere <ricardo@marliere.net>
Reviewed-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
This commit is contained in:
Ricardo B. Marliere 2024-02-03 12:31:27 -03:00 committed by Hans Verkuil
parent 009d312a3f
commit e248cde984
1 changed files with 1 additions and 1 deletions
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2
drivers/media/mc/mc-devnode.c
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@ -63,7 +63,7 @@ static void media_devnode_release(struct device *cd)
pr_debug("%s: Media Devnode Deallocated\n", __func__);
}
static struct bus_type media_bus_type = {
static const struct bus_type media_bus_type = {
.name = MEDIA_NAME,
};