ALSA: bt87x: 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>
diff --git a/sound/pci/bt87x.c b/sound/pci/bt87x.c
index 099efb0..de02342 100644
--- a/sound/pci/bt87x.c
+++ b/sound/pci/bt87x.c
@@ -401,13 +401,13 @@
static int snd_bt87x_set_analog_hw(struct snd_bt87x *chip, struct snd_pcm_runtime *runtime)
{
- static struct snd_ratnum analog_clock = {
+ static const struct snd_ratnum analog_clock = {
.num = ANALOG_CLOCK,
.den_min = CLOCK_DIV_MIN,
.den_max = CLOCK_DIV_MAX,
.den_step = 1
};
- static struct snd_pcm_hw_constraint_ratnums constraint_rates = {
+ static const struct snd_pcm_hw_constraint_ratnums constraint_rates = {
.nrats = 1,
.rats = &analog_clock
};