linux-kernel - [PATCH] Platform: OLPC: Constify static struct regulator

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Message-Id: <20210206232152.58046-1-rikard.falkeborn@gmail.com>
Date:   Sun,  7 Feb 2021 00:21:52 +0100
From:   Rikard Falkeborn <rikard.falkeborn@...il.com>
To:     Hans de Goede <hdegoede@...hat.com>,
        Mark Gross <mgross@...ux.intel.com>
Cc:     platform-driver-x86@...r.kernel.org, linux-kernel@...r.kernel.org,
        Rikard Falkeborn <rikard.falkeborn@...il.com>
Subject: [PATCH] Platform: OLPC: Constify static struct regulator_ops

The only usage of it is to assign its address to the ops field in the
regulator_desc struct, which is a pointer to const struct regulator_ops.
Make it const to allow the compiler to put it in read-only memory.

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

diff --git a/drivers/platform/olpc/olpc-ec.c b/drivers/platform/olpc/olpc-ec.c
index 72dbbea0005c..4ff5c3a12991 100644
--- a/drivers/platform/olpc/olpc-ec.c
+++ b/drivers/platform/olpc/olpc-ec.c
@@ -386,7 +386,7 @@ static int dcon_regulator_is_enabled(struct regulator_dev *rdev)
 	return ec->dcon_enabled ? 1 : 0;
 }
 
-static struct regulator_ops dcon_regulator_ops = {
+static const struct regulator_ops dcon_regulator_ops = {
 	.enable		= dcon_regulator_enable,
 	.disable	= dcon_regulator_disable,
 	.is_enabled	= dcon_regulator_is_enabled,
-- 
2.30.0