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ALSA: core: remove unused variables.

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Drop a few variables that are never read.

Signed-off-by: Luca Tettamanti <kronos.it@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Luca Tettamanti
2011-05-25 22:43:27 +02:00
committed by Takashi Iwai
parent f2b3614cef
commit 78fa2c4d24
5 changed files with 1 additions and 18 deletions
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8
sound/core/pcm_native.c
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@@ -1527,13 +1527,11 @@ static int snd_pcm_drain(struct snd_pcm_substream *substream,
static int snd_pcm_drop(struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime;
struct snd_card *card;
int result = 0;
if (PCM_RUNTIME_CHECK(substream))
return -ENXIO;
runtime = substream->runtime;
card = substream->pcm->card;
if (runtime->status->state == SNDRV_PCM_STATE_OPEN ||
runtime->status->state == SNDRV_PCM_STATE_DISCONNECTED ||
@@ -2065,7 +2063,6 @@ static int snd_pcm_open_file(struct file *file,
{
struct snd_pcm_file *pcm_file;
struct snd_pcm_substream *substream;
struct snd_pcm_str *str;
int err;
if (rpcm_file)
@@ -2082,7 +2079,6 @@ static int snd_pcm_open_file(struct file *file,
}
pcm_file->substream = substream;
if (substream->ref_count == 1) {
str = substream->pstr;
substream->file = pcm_file;
substream->pcm_release = pcm_release_private;
}
@@ -3024,11 +3020,9 @@ static const struct vm_operations_struct snd_pcm_vm_ops_status =
static int snd_pcm_mmap_status(struct snd_pcm_substream *substream, struct file *file,
struct vm_area_struct *area)
{
struct snd_pcm_runtime *runtime;
long size;
if (!(area->vm_flags & VM_READ))
return -EINVAL;
runtime = substream->runtime;
size = area->vm_end - area->vm_start;
if (size != PAGE_ALIGN(sizeof(struct snd_pcm_mmap_status)))
return -EINVAL;
@@ -3063,11 +3057,9 @@ static const struct vm_operations_struct snd_pcm_vm_ops_control =
static int snd_pcm_mmap_control(struct snd_pcm_substream *substream, struct file *file,
struct vm_area_struct *area)
{
struct snd_pcm_runtime *runtime;
long size;
if (!(area->vm_flags & VM_READ))
return -EINVAL;
runtime = substream->runtime;
size = area->vm_end - area->vm_start;
if (size != PAGE_ALIGN(sizeof(struct snd_pcm_mmap_control)))
return -EINVAL;