linux-kernel - [PATCH rdma-next 2/2] RDMA/rtrs: Constify static struct attribute

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Date:   Thu,  1 Oct 2020 00:40:04 +0200
From:   Rikard Falkeborn <rikard.falkeborn@...il.com>
To:     Doug Ledford <dledford@...hat.com>, Jason Gunthorpe <jgg@...pe.ca>
Cc:     linux-rdma@...r.kernel.org, linux-kernel@...r.kernel.org,
        Rikard Falkeborn <rikard.falkeborn@...il.com>,
        Jack Wang <jinpu.wang@...ud.ionos.com>,
        Danil Kipnis <danil.kipnis@...ud.ionos.com>
Subject: [PATCH rdma-next 2/2] RDMA/rtrs: Constify static struct attribute_group

The only usage of these is to pass their address to
sysfs_create_group() and sysfs_remove_group(), both which  takes const
pointers. Make the const to allow the compiler to put them in read-only
memory.

Signed-off-by: Rikard Falkeborn <rikard.falkeborn@...il.com>
---
 drivers/infiniband/ulp/rtrs/rtrs-clt-sysfs.c | 6 +++---
 drivers/infiniband/ulp/rtrs/rtrs-srv-sysfs.c | 4 ++--
 2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/infiniband/ulp/rtrs/rtrs-clt-sysfs.c b/drivers/infiniband/ulp/rtrs/rtrs-clt-sysfs.c
index 298b747d0330..ac4c49cbf153 100644
--- a/drivers/infiniband/ulp/rtrs/rtrs-clt-sysfs.c
+++ b/drivers/infiniband/ulp/rtrs/rtrs-clt-sysfs.c
@@ -312,7 +312,7 @@ static struct attribute *rtrs_clt_stats_attrs[] = {
 	NULL
 };
 
-static struct attribute_group rtrs_clt_stats_attr_group = {
+static const struct attribute_group rtrs_clt_stats_attr_group = {
 	.attrs = rtrs_clt_stats_attrs,
 };
 
@@ -388,7 +388,7 @@ static struct attribute *rtrs_clt_sess_attrs[] = {
 	NULL,
 };
 
-static struct attribute_group rtrs_clt_sess_attr_group = {
+static const struct attribute_group rtrs_clt_sess_attr_group = {
 	.attrs = rtrs_clt_sess_attrs,
 };
 
@@ -460,7 +460,7 @@ static struct attribute *rtrs_clt_attrs[] = {
 	NULL,
 };
 
-static struct attribute_group rtrs_clt_attr_group = {
+static const struct attribute_group rtrs_clt_attr_group = {
 	.attrs = rtrs_clt_attrs,
 };
 
diff --git a/drivers/infiniband/ulp/rtrs/rtrs-srv-sysfs.c b/drivers/infiniband/ulp/rtrs/rtrs-srv-sysfs.c
index cf6a2be61695..07fbb063555d 100644
--- a/drivers/infiniband/ulp/rtrs/rtrs-srv-sysfs.c
+++ b/drivers/infiniband/ulp/rtrs/rtrs-srv-sysfs.c
@@ -135,7 +135,7 @@ static struct attribute *rtrs_srv_sess_attrs[] = {
 	NULL,
 };
 
-static struct attribute_group rtrs_srv_sess_attr_group = {
+static const struct attribute_group rtrs_srv_sess_attr_group = {
 	.attrs = rtrs_srv_sess_attrs,
 };
 
@@ -148,7 +148,7 @@ static struct attribute *rtrs_srv_stats_attrs[] = {
 	NULL,
 };
 
-static struct attribute_group rtrs_srv_stats_attr_group = {
+static const struct attribute_group rtrs_srv_stats_attr_group = {
 	.attrs = rtrs_srv_stats_attrs,
 };
 
-- 
2.28.0