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bus: sunxi-rsb: make sunxi_rsb_bus const 

Now that the driver core can properly handle constant struct bus_type,
move the sunxi_rsb_bus 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>
Acked-by: Jernej Skrabec <jernej.skrabec@gmail.com>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Link: https://lore.kernel.org/r/20240204-bus_cleanup-bus-v1-1-bda309c4b829@marliere.net
Signed-off-by: Jernej Skrabec <jernej.skrabec@gmail.com>
This commit is contained in:
Ricardo B. Marliere 2024-02-04 12:56:44 -03:00 committed by Jernej Skrabec
parent 6613476e22
commit 0daf87e7b4
1 changed files with 2 additions and 2 deletions
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4
drivers/bus/sunxi-rsb.c
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@ -128,7 +128,7 @@ struct sunxi_rsb {
};
/* bus / slave device related functions */
static struct bus_type sunxi_rsb_bus;
static const struct bus_type sunxi_rsb_bus;
static int sunxi_rsb_device_match(struct device *dev, struct device_driver *drv)
{
@ -177,7 +177,7 @@ static int sunxi_rsb_device_modalias(const struct device *dev, struct kobj_ueven
return of_device_uevent_modalias(dev, env);
}
static struct bus_type sunxi_rsb_bus = {
static const struct bus_type sunxi_rsb_bus = {
.name = RSB_CTRL_NAME,
.match = sunxi_rsb_device_match,
.probe = sunxi_rsb_device_probe,