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[01/31] ALSA: cs423x: Constify hw_constraints

Message ID 20170608210852.13058-2-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/cs423x/cs4236_lib.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
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Patch

diff --git a/sound/isa/cs423x/cs4236_lib.c b/sound/isa/cs423x/cs4236_lib.c
index 2b7cc596f4c6..2012936f6756 100644
--- a/sound/isa/cs423x/cs4236_lib.c
+++ b/sound/isa/cs423x/cs4236_lib.c
@@ -138,7 +138,7 @@  static unsigned char snd_cs4236_ctrl_in(struct snd_wss *chip, unsigned char reg)
 
 #define CLOCKS 8
 
-static struct snd_ratnum clocks[CLOCKS] = {
+static const struct snd_ratnum clocks[CLOCKS] = {
 	{ .num = 16934400, .den_min = 353, .den_max = 353, .den_step = 1 },
 	{ .num = 16934400, .den_min = 529, .den_max = 529, .den_step = 1 },
 	{ .num = 16934400, .den_min = 617, .den_max = 617, .den_step = 1 },
@@ -149,7 +149,7 @@  static struct snd_ratnum clocks[CLOCKS] = {
 	{ .num = 16934400/16, .den_min = 21, .den_max = 192, .den_step = 1 }
 };
 
-static struct snd_pcm_hw_constraint_ratnums hw_constraints_clocks = {
+static const struct snd_pcm_hw_constraint_ratnums hw_constraints_clocks = {
 	.nrats = CLOCKS,
 	.rats = clocks,
 };