diff options
| author | Takashi Iwai <tiwai@suse.de> | 2017-06-07 14:19:39 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2017-06-09 10:42:51 +0200 |
| commit | 8130829a9b73dca2bd9cc7ce8ea031405cb1757f (patch) | |
| tree | eac694c3df9cc84ee1800ea5238214c69f497734 | |
| parent | d71a13f4c0e659c7ce7bef872c2e6a2287868e0e (diff) | |
ALSA: ens137x: Constify hw_constraints
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>
| -rw-r--r-- | sound/pci/ens1370.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/sound/pci/ens1370.c b/sound/pci/ens1370.c index 09a63ef41ef2..f0d978e3b274 100644 --- a/sound/pci/ens1370.c +++ b/sound/pci/ens1370.c @@ -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, }; |