linux-kernel - [PATCH 1/3] crypto: omap-aes - Constify static attribute

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Date:   Thu, 10 Feb 2022 21:28:03 +0100
From:   Rikard Falkeborn <rikard.falkeborn@...il.com>
To:     Herbert Xu <herbert@...dor.apana.org.au>,
        "David S. Miller" <davem@...emloft.net>
Cc:     Michael Ellerman <mpe@...erman.id.au>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>,
        linux-crypto@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
        linux-kernel@...r.kernel.org,
        Rikard Falkeborn <rikard.falkeborn@...il.com>
Subject: [PATCH 1/3] crypto: omap-aes - Constify static attribute_group

The only usage of omap_aes_attr_group is to pass its address to
sysfs_{create,remove}_group(), which takes pointers to const struct
attribute_group. Make it const to allow the compiler to put it in
read-only memory.

Signed-off-by: Rikard Falkeborn <rikard.falkeborn@...il.com>
---
 drivers/crypto/omap-aes.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/crypto/omap-aes.c b/drivers/crypto/omap-aes.c
index a196bb8b1701..581211a92628 100644
--- a/drivers/crypto/omap-aes.c
+++ b/drivers/crypto/omap-aes.c
@@ -1093,7 +1093,7 @@ static struct attribute *omap_aes_attrs[] = {
 	NULL,
 };
 
-static struct attribute_group omap_aes_attr_group = {
+static const struct attribute_group omap_aes_attr_group = {
 	.attrs = omap_aes_attrs,
 };
 
-- 
2.35.1