hsi: hsi_core: make hsi_bus_type const

Now that the driver core can properly handle constant struct bus_type,
move the hsi_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: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Link: https://lore.kernel.org/r/20240204-bus_cleanup-hsi-v1-1-f9318131e842@marliere.net
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>

diff --git a/drivers/hsi/hsi_core.c b/drivers/hsi/hsi_core.c
index acbf82f755a8eada1b9fc0ef995721b468d73a2a..e3beeac8aee5750a1eb6b2223c89e189ff885110 100644 (file)
--- a/drivers/hsi/hsi_core.c
+++ b/drivers/hsi/hsi_core.c
@@ -48,7 +48,7 @@ static int hsi_bus_match(struct device *dev, struct device_driver *driver)
        return false;
 }
 
-static struct bus_type hsi_bus_type = {
+static const struct bus_type hsi_bus_type = {
        .name           = "hsi",
        .dev_groups     = hsi_bus_dev_groups,
        .match          = hsi_bus_match,