linux-kernel - [PATCH 04/11] usb: usbtmc: constify attribute

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Message-Id: <1501848407-21894-5-git-send-email-arvind.yadav.cs@gmail.com>
Date:   Fri,  4 Aug 2017 17:36:40 +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 04/11] usb: usbtmc: 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/class/usbtmc.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/usb/class/usbtmc.c b/drivers/usb/class/usbtmc.c
index 578f424..6ebfabf 100644
--- a/drivers/usb/class/usbtmc.c
+++ b/drivers/usb/class/usbtmc.c
@@ -1085,7 +1085,7 @@ static DEVICE_ATTR_RO(name)
 	NULL,
 };
 
-static struct attribute_group capability_attr_grp = {
+static const struct attribute_group capability_attr_grp = {
 	.attrs = capability_attrs,
 };
 
@@ -1151,7 +1151,7 @@ static DEVICE_ATTR_RW(name)
 	NULL,
 };
 
-static struct attribute_group data_attr_grp = {
+static const struct attribute_group data_attr_grp = {
 	.attrs = data_attrs,
 };
 
-- 
1.9.1