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ALSA: ens137x: Constify hw_constraints

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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>
This commit is contained in:
Takashi Iwai 2017-06-07 14:19:39 +02:00
parent d71a13f4c0
commit 8130829a9b
1 changed files with 8 additions and 8 deletions
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16
sound/pci/ens1370.c
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@ -467,41 +467,41 @@ MODULE_DEVICE_TABLE(pci, snd_audiopci_ids);
#define POLL_COUNT 0xa000
#ifdef CHIP1370
static unsigned int snd_es1370_fixed_rates[] =
static const unsigned int snd_es1370_fixed_rates[] =
{5512, 11025, 22050, 44100};
static struct snd_pcm_hw_constraint_list snd_es1370_hw_constraints_rates = {
static const struct snd_pcm_hw_constraint_list snd_es1370_hw_constraints_rates = {
.count = 4,
.list = snd_es1370_fixed_rates,
.mask = 0,
};
static struct snd_ratnum es1370_clock = {
static const struct snd_ratnum es1370_clock = {
.num = ES_1370_SRCLOCK,
.den_min = 29,
.den_max = 353,
.den_step = 1,
};
static struct snd_pcm_hw_constraint_ratnums snd_es1370_hw_constraints_clock = {
static const struct snd_pcm_hw_constraint_ratnums snd_es1370_hw_constraints_clock = {
.nrats = 1,
.rats = &es1370_clock,
};
#else
static struct snd_ratden es1371_dac_clock = {
static const struct snd_ratden es1371_dac_clock = {
.num_min = 3000 * (1 << 15),
.num_max = 48000 * (1 << 15),
.num_step = 3000,
.den = 1 << 15,
};
static struct snd_pcm_hw_constraint_ratdens snd_es1371_hw_constraints_dac_clock = {
static const struct snd_pcm_hw_constraint_ratdens snd_es1371_hw_constraints_dac_clock = {
.nrats = 1,
.rats = &es1371_dac_clock,
};
static struct snd_ratnum es1371_adc_clock = {
static const struct snd_ratnum es1371_adc_clock = {
.num = 48000 << 15,
.den_min = 32768,
.den_max = 393216,
.den_step = 1,
};
static struct snd_pcm_hw_constraint_ratnums snd_es1371_hw_constraints_adc_clock = {
static const struct snd_pcm_hw_constraint_ratnums snd_es1371_hw_constraints_adc_clock = {
.nrats = 1,
.rats = &es1371_adc_clock,
};