linux-kernel - [PATCH 02/11] usb: chipidea: constify attribute

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Message-Id: <1501848407-21894-3-git-send-email-arvind.yadav.cs@gmail.com>
Date:   Fri,  4 Aug 2017 17:36:38 +0530
From:   Arvind Yadav <arvind.yadav.cs@...il.com>
To:     Peter.Chen@....com, balbi@...nel.org, baoyou.xie@...aro.org,
        castet.matthieu@...e.fr, stf_xl@...pl, gregkh@...uxfoundation.org
Cc:     linux-kernel@...r.kernel.org, linux-usb@...r.kernel.org
Subject: [PATCH 02/11] usb: chipidea: 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.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@...il.com>
---
 drivers/usb/chipidea/core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/usb/chipidea/core.c b/drivers/usb/chipidea/core.c
index b17ed3a..1ef3ae4 100644
--- a/drivers/usb/chipidea/core.c
+++ b/drivers/usb/chipidea/core.c
@@ -887,7 +887,7 @@ static ssize_t ci_role_store(struct device *dev,
 	NULL,
 };
 
-static struct attribute_group ci_attr_group = {
+static const struct attribute_group ci_attr_group = {
 	.attrs = ci_attrs,
 };
 
-- 
1.9.1