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[PATCH] arm64: cpuinfo: constify attribute_group structures.

From: Arvind Yadav <hidden>
Date: 2017-06-30 11:30:38
Also in: lkml
Subsystem: arm64 port (aarch64 architecture), the rest · Maintainers: Catalin Marinas, Will Deacon, Linus Torvalds

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

Signed-off-by: Arvind Yadav <redacted>
---
 arch/arm64/kernel/cpuinfo.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm64/kernel/cpuinfo.c b/arch/arm64/kernel/cpuinfo.c
index 68b1f36..f495ee5 100644
--- a/arch/arm64/kernel/cpuinfo.c
+++ b/arch/arm64/kernel/cpuinfo.c
@@ -227,7 +227,7 @@ static void c_stop(struct seq_file *m, void *v)
 	NULL
 };
 
-static struct attribute_group cpuregs_attr_group = {
+static const struct attribute_group cpuregs_attr_group = {
 	.attrs = cpuregs_id_attrs,
 	.name = "identification"
 };
-- 
1.9.1
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