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SubjectRe: [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) {
> - str = substream->pstr;
> substream->file = pcm_file;
> substream->pcm_release = pcm_release_private;
> }
> @@ -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
>


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