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ALSA: pcm: constify function local and read-only table

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In a function snd_pcm_hw_params_choose(), target parameters are arranged
into a table. Though each entry of this table is read-only, they don't
have const qualifier.

This commit adds the qualifier.

Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Sakamoto 2017-05-17 08:48:18 +09:00 committed by Takashi Iwai
parent e76bf3c4b4
commit b46fe5d960
1 changed files with 3 additions and 2 deletions
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5
sound/core/pcm_lib.c
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@ -1734,7 +1734,7 @@ EXPORT_SYMBOL(snd_pcm_hw_param_last);
int snd_pcm_hw_params_choose(struct snd_pcm_substream *pcm,
struct snd_pcm_hw_params *params)
{
static int vars[] = {
static const int vars[] = {
SNDRV_PCM_HW_PARAM_ACCESS,
SNDRV_PCM_HW_PARAM_FORMAT,
SNDRV_PCM_HW_PARAM_SUBFORMAT,
@ -1745,7 +1745,8 @@ int snd_pcm_hw_params_choose(struct snd_pcm_substream *pcm,
SNDRV_PCM_HW_PARAM_TICK_TIME,
-1
};
int err, *v;
const int *v;
int err;
for (v = vars; *v != -1; v++) {
if (*v != SNDRV_PCM_HW_PARAM_BUFFER_SIZE)