Re: [alsa-devel] [PATCH] sound core: remove unused variables.
At Wed, 25 May 2011 22:43:27 +0200, Luca Tettamanti wrote:
Drop a few variables that are never read.
Signed-off-by: Luca Tettamanti kronos.it@gmail.com
Applied now. Thanks.
Takashi
sound/core/control.c | 3 +-- sound/core/init.c | 3 --- sound/core/oss/linear.c | 3 --- sound/core/pcm_native.c | 8 -------- sound/core/seq/seq_queue.c | 2 -- 5 files changed, 1 insertions(+), 18 deletions(-)
diff --git a/sound/core/control.c b/sound/core/control.c index 5d98194..f8c5be4 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 30ecad4..2c041bb 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 13b3f6f..2045697 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 1a07750..3a5f86d 100644 --- a/sound/core/pcm_native.c +++ b/sound/core/pcm_native.c @@ -1518,13 +1518,11 @@ 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 ||
@@ -2056,7 +2054,6 @@ 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)
@@ -2073,7 +2070,6 @@ static int snd_pcm_open_file(struct file *file, } pcm_file->substream = substream; if (substream->ref_count == 1) {
substream->file = pcm_file; substream->pcm_release = pcm_release_private; }str = substream->pstr;
@@ -3015,11 +3011,9 @@ 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;
@@ -3054,11 +3048,9 @@ 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 e7a8e9e..f907736 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;
-- 1.7.5.1
participants (1)
-
Takashi Iwai