The struct is never modified so it can be const.

Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
---
 block/partitions/core.c | 2 +-
 include/linux/blkdev.h  | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/block/partitions/core.c b/block/partitions/core.c
index 890072ae5c7c..43bde8118a78 100644
--- a/block/partitions/core.c
+++ b/block/partitions/core.c
@@ -264,7 +264,7 @@ static int part_uevent(const struct device *dev, struct kobj_uevent_env *env)
 	return 0;
 }
 
-struct device_type part_type = {
+const struct device_type part_type = {
 	.name		= "partition",
 	.groups		= part_attr_groups,
 	.release	= part_release,
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 941304f17492..de783481ec71 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -41,7 +41,7 @@ struct blk_stat_callback;
 struct blk_crypto_profile;
 
 extern const struct device_type disk_type;
-extern struct device_type part_type;
+extern const struct device_type part_type;
 extern struct class block_class;
 
 /* Must be consistent with blk_mq_poll_stats_bkt() */

-- 
2.40.0