linux-kernel - [PATCH] most: core: Constify static attribute

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Date:   Fri,  8 Jan 2021 23:15:12 +0100
From:   Rikard Falkeborn <rikard.falkeborn@...il.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Christian Gromm <christian.gromm@...rochip.com>
Cc:     linux-kernel@...r.kernel.org,
        Rikard Falkeborn <rikard.falkeborn@...il.com>
Subject: [PATCH] most: core: Constify static attribute_group structs

The only usage of these is to put their addresses in arrays of pointers
to const attribute_groups. Make them const to allow the compiler to put
them in read-only memory.

Signed-off-by: Rikard Falkeborn <rikard.falkeborn@...il.com>
---
 drivers/most/core.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/most/core.c b/drivers/most/core.c
index 353ab277cbc6..e4412c7d25b0 100644
--- a/drivers/most/core.c
+++ b/drivers/most/core.c
@@ -379,7 +379,7 @@ static struct attribute *channel_attrs[] = {
 	NULL,
 };
 
-static struct attribute_group channel_attr_group = {
+static const struct attribute_group channel_attr_group = {
 	.attrs = channel_attrs,
 	.is_visible = channel_attr_is_visible,
 };
@@ -436,7 +436,7 @@ static struct attribute *interface_attrs[] = {
 	NULL,
 };
 
-static struct attribute_group interface_attr_group = {
+static const struct attribute_group interface_attr_group = {
 	.attrs = interface_attrs,
 };
 
@@ -718,7 +718,7 @@ static struct attribute *mc_attrs[] = {
 	NULL,
 };
 
-static struct attribute_group mc_attr_group = {
+static const struct attribute_group mc_attr_group = {
 	.attrs = mc_attrs,
 };
 
-- 
2.30.0