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[03/31] ALSA: es18xx: Constify hw_constraints

Message ID 20170608210852.13058-4-tiwai@suse.de (mailing list archive)
State New, archived
Headers show

Commit Message

Takashi Iwai June 8, 2017, 9:08 p.m. UTC 
snd_pcm_hw_constraint_list(), *_ratnums() and *_ratdens() receive the
const pointers.  Constify the corresponding static objects for better
hardening.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
---
 sound/isa/es18xx.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)
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Patch

diff --git a/sound/isa/es18xx.c b/sound/isa/es18xx.c
index 0cabe2b8974f..ae17a6584061 100644
--- a/sound/isa/es18xx.c
+++ b/sound/isa/es18xx.c
@@ -369,7 +369,7 @@  static int snd_es18xx_reset_fifo(struct snd_es18xx *chip)
 	return 0;
 }
 
-static struct snd_ratnum new_clocks[2] = {
+static const struct snd_ratnum new_clocks[2] = {
 	{
 		.num = 793800,
 		.den_min = 1,
@@ -384,12 +384,12 @@  static struct snd_ratnum new_clocks[2] = {
 	}
 };
 
-static struct snd_pcm_hw_constraint_ratnums new_hw_constraints_clocks = {
+static const struct snd_pcm_hw_constraint_ratnums new_hw_constraints_clocks = {
 	.nrats = 2,
 	.rats = new_clocks,
 };
 
-static struct snd_ratnum old_clocks[2] = {
+static const struct snd_ratnum old_clocks[2] = {
 	{
 		.num = 795444,
 		.den_min = 1,
@@ -404,7 +404,7 @@  static struct snd_ratnum old_clocks[2] = {
 	}
 };
 
-static struct snd_pcm_hw_constraint_ratnums old_hw_constraints_clocks  = {
+static const struct snd_pcm_hw_constraint_ratnums old_hw_constraints_clocks  = {
 	.nrats = 2,
 	.rats = old_clocks,
 };