linux-kernel - [PATCH] regulator: aat2870-regulator: constify regulator

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Date:   Sat, 28 Jan 2017 19:00:52 +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: aat2870-regulator: 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/aat2870-regulator.o
   text	   data	    bss	    dec	    hex	filename
    938	   1424	      0	   2362	    93a regulator/aat2870-regulator.o

File size after: drivers/regulator/aat2870-regulator.o
   text	   data	    bss	    dec	    hex	filename
   1194	   1168	      0	   2362	    93a regulator/aat2870-regulator.o

Signed-off-by: Bhumika Goyal <bhumirks@...il.com>
---
 drivers/regulator/aat2870-regulator.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/regulator/aat2870-regulator.c b/drivers/regulator/aat2870-regulator.c
index 9dfabda..afc5b59 100644
--- a/drivers/regulator/aat2870-regulator.c
+++ b/drivers/regulator/aat2870-regulator.c
@@ -97,7 +97,7 @@ static int aat2870_ldo_is_enabled(struct regulator_dev *rdev)
 	return val & ri->enable_mask ? 1 : 0;
 }
 
-static struct regulator_ops aat2870_ldo_ops = {
+static const struct regulator_ops aat2870_ldo_ops = {
 	.list_voltage = regulator_list_voltage_table,
 	.map_voltage = regulator_map_voltage_ascend,
 	.set_voltage_sel = aat2870_ldo_set_voltage_sel,
-- 
1.9.1