[PATCH 4/6] s390: cio: make scm_bus_type const

Ricardo B. Marliere
2024-02-03T14:57:55Z

Now that the driver core can properly handle constant struct bus_type,
move the scm_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>
---
drivers/s390/cio/scm.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/s390/cio/scm.c b/drivers/s390/cio/scm.c
index 6b21ba68c1fe..375cbfa31b53 100644
--- a/drivers/s390/cio/scm.c
+++ b/drivers/s390/cio/scm.c
@@ -42,7 +42,7 @@ static int scmdev_uevent(const struct device *dev, struct kobj_uevent_env *env)
return add_uevent_var(env, "MODALIAS=scm:scmdev");
}

-static struct bus_type scm_bus_type = {
+static const struct bus_type scm_bus_type = {
.name = "scm",
.probe = scmdev_probe,
.remove = scmdev_remove,

--
2.43.0