linux-kernel - [PATCH] regulator: fixed: constify regulator

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Date:   Sat, 28 Jan 2017 19:36:09 +0530
From:   Bhumika Goyal <bhumirks@...il.com>
To:     julia.lawall@...6.fr, lgirdwood@...il.com, broonie@...nel.org,
        linux-kernel@...r.kernel.org
Cc:     Bhumika Goyal <bhumirks@...il.com>
Subject: [PATCH] regulator: fixed: constify regulator_ops structure

Declare regulator_ops structure as const as it is only stored in the ops
field of a regulator_desc structure. This field is of type const, so
regulator_ops structures having this property can be made const too.

File size before: drivers/regulator/fixed.o
   text	   data	    bss	    dec	    hex	filename
  1239      192       0    1431     597 drivers/regulator/fixed.o

File size after: drivers/regulator/fixed.o
   text	   data	    bss	    dec	    hex	filename
  1592      100     128    1820     71c drivers/regulator/fixed.o

Signed-off-by: Bhumika Goyal <bhumirks@...il.com>
---
 drivers/regulator/fixed.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/regulator/fixed.c b/drivers/regulator/fixed.c
index a43b0e8..9619022 100644
--- a/drivers/regulator/fixed.c
+++ b/drivers/regulator/fixed.c
@@ -135,7 +135,7 @@ struct fixed_voltage_data {
 	return config;
 }
 
-static struct regulator_ops fixed_voltage_ops = {
+static const struct regulator_ops fixed_voltage_ops = {
 };
 
 static int reg_fixed_voltage_probe(struct platform_device *pdev)
-- 
1.9.1