Commit 0d78df87 authored by Ricardo B. Marliere's avatar Ricardo B. Marliere Committed by Heiko Carstens
Browse files

s390/ccwgroup: make ccwgroup_bus_type const 



Now that the driver core can properly handle constant struct bus_type,
move the ccwgroup_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: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: default avatar"Ricardo B. Marliere" <ricardo@marliere.net>
Reviewed-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Link: https://lore.kernel.org/r/20240203-bus_cleanup-s390-v1-1-ac891afc7282@marliere.net


Signed-off-by: default avatarHeiko Carstens <hca@linux.ibm.com>
parent 6695d792

drivers/s390/cio/ccwgroup.c

+2 −2
Original line number Diff line number Diff line
@@ -31,7 +31,7 @@ 
 * to devices that use multiple subchannels.

 */



static struct bus_type ccwgroup_bus_type;

static const struct bus_type ccwgroup_bus_type;



static void __ccwgroup_remove_symlinks(struct ccwgroup_device *gdev)

{
@@ -465,7 +465,7 @@ static void ccwgroup_shutdown(struct device *dev) 
		gdrv->shutdown(gdev);

}



static struct bus_type ccwgroup_bus_type = {

static const struct bus_type ccwgroup_bus_type = {

	.name   = "ccwgroup",

	.dev_groups = ccwgroup_dev_groups,

	.remove = ccwgroup_remove,