2023-02-20 23:23:42

by Thomas Weißschuh

[permalink] [raw]
Subject: [PATCH] mm: cma: make kobj_type structure constant

Since commit ee6d3dd4ed48 ("driver core: make kobj_type constant.")
the driver core allows the usage of const struct kobj_type.

Take advantage of this to constify the structure definition to prevent
modification at runtime.

Signed-off-by: Thomas Weißschuh <[email protected]>
---
mm/cma_sysfs.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/cma_sysfs.c b/mm/cma_sysfs.c
index eb2f39caff59..56347d15b7e8 100644
--- a/mm/cma_sysfs.c
+++ b/mm/cma_sysfs.c
@@ -64,7 +64,7 @@ static struct attribute *cma_attrs[] = {
};
ATTRIBUTE_GROUPS(cma);

-static struct kobj_type cma_ktype = {
+static const struct kobj_type cma_ktype = {
.release = cma_kobj_release,
.sysfs_ops = &kobj_sysfs_ops,
.default_groups = cma_groups,

---
base-commit: 5b0ed5964928b0aaf0d644c17c886c7f5ea4bb3f
change-id: 20230220-kobj_type-mm-cma-65e1a02569db

Best regards,
--
Thomas Weißschuh <[email protected]>