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| author | Takashi Sakamoto <o-takashi@sakamocchi.jp> | 2017-05-17 02:48:20 +0300 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2017-05-17 08:24:39 +0300 |
| commit | b55f9fdcd3f0b3da7c9d4b6c67d75a1878653221 (patch) | |
| tree | 207f922b47ed7bbd0086f2bd42c1a9deec88585c /sound/core/pcm_lib.c | |
| parent | 8b674308a26a774896652dafe0dac7ee297eed9b (diff) | |
| download | linux-b55f9fdcd3f0b3da7c9d4b6c67d75a1878653221.tar.xz | |
ALSA: pcm: use helper function to refer parameter as read-only
ALSA pcm core has hw_param_interval_c() to pick up parameter with const
qualifier for safe programming.
This commit applies it to the cases.
Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/core/pcm_lib.c')
| -rw-r--r-- | sound/core/pcm_lib.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sound/core/pcm_lib.c b/sound/core/pcm_lib.c index 5088d4b8db22..af439e5554b6 100644 --- a/sound/core/pcm_lib.c +++ b/sound/core/pcm_lib.c @@ -1415,7 +1415,8 @@ static int snd_pcm_hw_rule_msbits(struct snd_pcm_hw_params *params, unsigned int l = (unsigned long) rule->private; int width = l & 0xffff; unsigned int msbits = l >> 16; - struct snd_interval *i = hw_param_interval(params, SNDRV_PCM_HW_PARAM_SAMPLE_BITS); + const struct snd_interval *i = + hw_param_interval_c(params, SNDRV_PCM_HW_PARAM_SAMPLE_BITS); if (!snd_interval_single(i)) return 0; |