linux-kernel - [PATCH] ACPI / LPSS: constify attribute

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Date:   Fri, 30 Jun 2017 18:23:50 +0530
From:   Arvind Yadav <arvind.yadav.cs@...il.com>
To:     rjw@...ysocki.net, lenb@...nel.org, rafael.j.wysocki@...el.com
Cc:     linux-acpi@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] ACPI / LPSS: constify attribute_group structures.

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 <arvind.yadav.cs@...il.com>
---
 drivers/acpi/acpi_lpss.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/acpi/acpi_lpss.c b/drivers/acpi/acpi_lpss.c
index 10347e3..e51a1e9 100644
--- a/drivers/acpi/acpi_lpss.c
+++ b/drivers/acpi/acpi_lpss.c
@@ -576,7 +576,7 @@ static ssize_t lpss_ltr_mode_show(struct device *dev,
 	NULL,
 };

-static struct attribute_group lpss_attr_group = {
+static const struct attribute_group lpss_attr_group = {
 	.attrs = lpss_attrs,
 	.name = "lpss_ltr",
 };
-- 
1.9.1