linux-kernel - [PATCH] sony-laptop: constify sony_laptop_input_* and spic_attribute

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Date:   Fri, 23 Jun 2017 14:26:42 +0530
From:   Arvind Yadav <arvind.yadav.cs@...il.com>
To:     malattia@...ux.it, dvhart@...radead.org, andy@...radead.org
Cc:     platform-driver-x86@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] sony-laptop: constify sony_laptop_input_* and spic_attribute_group

File size before:
   text	   data	    bss	    dec	    hex	filename
  31273	   5176	    372	  36821	   8fd5	drivers/platform/x86/sony-laptop.o

File size After adding 'const':
   text	   data	    bss	    dec	    hex	filename
  31593	   4856	    372	  36821	   8fd5	drivers/platform/x86/sony-laptop.o

Signed-off-by: Arvind Yadav <arvind.yadav.cs@...il.com>
---
 drivers/platform/x86/sony-laptop.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/platform/x86/sony-laptop.c b/drivers/platform/x86/sony-laptop.c
index aa2ee51..5fc2047 100644
--- a/drivers/platform/x86/sony-laptop.c
+++ b/drivers/platform/x86/sony-laptop.c
@@ -222,7 +222,7 @@ struct sony_laptop_keypress {
 /* Correspondance table between sonypi events
  * and input layer indexes in the keymap
  */
-static int sony_laptop_input_index[] = {
+static const int sony_laptop_input_index[] = {
 	-1,	/*  0 no event */
 	-1,	/*  1 SONYPI_EVENT_JOGDIAL_DOWN */
 	-1,	/*  2 SONYPI_EVENT_JOGDIAL_UP */
@@ -299,7 +299,7 @@ struct sony_laptop_keypress {
 	59,	/* 72 SONYPI_EVENT_VENDOR_PRESSED */
 };
 
-static int sony_laptop_input_keycode_map[] = {
+static const int sony_laptop_input_keycode_map[] = {
 	KEY_CAMERA,	/*  0 SONYPI_EVENT_CAPTURE_PRESSED */
 	KEY_RESERVED,	/*  1 SONYPI_EVENT_CAPTURE_RELEASED */
 	KEY_RESERVED,	/*  2 SONYPI_EVENT_CAPTURE_PARTIALPRESSED */
@@ -4032,7 +4032,7 @@ struct device_attribute spic_attr_##_name = __ATTR(_name,	\
 	NULL
 };
 
-static struct attribute_group spic_attribute_group = {
+static const struct attribute_group spic_attribute_group = {
 	.attrs = spic_attributes
 };
 
-- 
1.9.1