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authorLuca Tettamanti <kronos.it@gmail.com>2011-05-26 00:43:27 +0400
committerTakashi Iwai <tiwai@suse.de>2011-05-26 10:19:04 +0400
commit78fa2c4d2465d014e67d3e12d948425856587251 (patch)
tree87914a2c91f3f555da43088445a686f0f3400d7d /sound/core
parentf2b3614cefb61ee6046a0aaee503ee37f227d310 (diff)
downloadlinux-78fa2c4d2465d014e67d3e12d948425856587251.tar.xz
ALSA: core: remove unused variables.
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>
Diffstat (limited to 'sound/core')
-rw-r--r--sound/core/control.c3
-rw-r--r--sound/core/init.c3
-rw-r--r--sound/core/oss/linear.c3
-rw-r--r--sound/core/pcm_native.c8
-rw-r--r--sound/core/seq/seq_queue.c2
5 files changed, 1 insertions, 18 deletions
diff --git a/sound/core/control.c b/sound/core/control.c
index 5d98194bcad5..f8c5be464510 100644
--- a/sound/core/control.c
+++ b/sound/core/control.c
@@ -704,13 +704,12 @@ static int snd_ctl_elem_list(struct snd_card *card,
struct snd_ctl_elem_list list;
struct snd_kcontrol *kctl;
struct snd_ctl_elem_id *dst, *id;
- unsigned int offset, space, first, jidx;
+ unsigned int offset, space, jidx;
if (copy_from_user(&list, _list, sizeof(list)))
return -EFAULT;
offset = list.offset;
space = list.space;
- first = 0;
/* try limit maximum space */
if (space > 16384)
return -ENOMEM;
diff --git a/sound/core/init.c b/sound/core/init.c
index 30ecad41403c..2c041bb36ab3 100644
--- a/sound/core/init.c
+++ b/sound/core/init.c
@@ -342,7 +342,6 @@ static const struct file_operations snd_shutdown_f_ops =
int snd_card_disconnect(struct snd_card *card)
{
struct snd_monitor_file *mfile;
- struct file *file;
int err;
if (!card)
@@ -366,8 +365,6 @@ int snd_card_disconnect(struct snd_card *card)
spin_lock(&card->files_lock);
list_for_each_entry(mfile, &card->files_list, list) {
- file = mfile->file;
-
/* it's critical part, use endless loop */
/* we have no room to fail */
mfile->disconnected_f_op = mfile->file->f_op;
diff --git a/sound/core/oss/linear.c b/sound/core/oss/linear.c
index 13b3f6f49fae..2045697f449d 100644
--- a/sound/core/oss/linear.c
+++ b/sound/core/oss/linear.c
@@ -90,11 +90,8 @@ static snd_pcm_sframes_t linear_transfer(struct snd_pcm_plugin *plugin,
struct snd_pcm_plugin_channel *dst_channels,
snd_pcm_uframes_t frames)
{
- struct linear_priv *data;
-
if (snd_BUG_ON(!plugin || !src_channels || !dst_channels))
return -ENXIO;
- data = (struct linear_priv *)plugin->extra_data;
if (frames == 0)
return 0;
#ifdef CONFIG_SND_DEBUG
diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c
index b597408d5faa..1c6be91dfb98 100644
--- a/sound/core/pcm_native.c
+++ b/sound/core/pcm_native.c
@@ -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;
diff --git a/sound/core/seq/seq_queue.c b/sound/core/seq/seq_queue.c
index e7a8e9e4edb2..f9077361c119 100644
--- a/sound/core/seq/seq_queue.c
+++ b/sound/core/seq/seq_queue.c
@@ -467,13 +467,11 @@ int snd_seq_queue_timer_open(int queueid)
int snd_seq_queue_timer_close(int queueid)
{
struct snd_seq_queue *queue;
- struct snd_seq_timer *tmr;
int result = 0;
queue = queueptr(queueid);
if (queue == NULL)
return -EINVAL;
- tmr = queue->timer;
snd_seq_timer_close(queue);
queuefree(queue);
return result;