mm/slub.c: constify attribute_group structures

attribute_group are not supposed to change at runtime.  All functions
working with attribute_group provided by <linux/sysfs.h> work with const
attribute_group.  So mark the non-const structs as const.

Link: http://lkml.kernel.org/r/1501157186-3749-1-git-send-email-arvind.yadav.cs@gmail.com
Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Acked-by: Christoph Lameter <cl@linux.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/mm/slub.c b/mm/slub.c
index 16a60f871f395fb190115fa4704c4d70a8c0af29..ddb04576b342a17f2b6c93c3434ca59aef76082c 100644 (file)
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -5459,7 +5459,7 @@ static struct attribute *slab_attrs[] = {
        NULL
 };
 
-static struct attribute_group slab_attr_group = {
+static const struct attribute_group slab_attr_group = {
        .attrs = slab_attrs,
 };