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[ALSA] Replace with kzalloc() - core stuff

Browse source 
Control Midlevel,ALSA Core,HWDEP Midlevel,PCM Midlevel,RawMidi Midlevel
Timer Midlevel,ALSA<-OSS emulation
Replace kcalloc(1,..) with kzalloc().

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2005-09-09 14:20:23 +02:00 committed by Jaroslav Kysela
parent 8648811f1d
commit ca2c096656
14 changed files with 46 additions and 46 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

12
sound/core/control.c
View file

@ -69,7 +69,7 @@ static int snd_ctl_open(struct inode *inode, struct file *file)
err = -EFAULT;
goto __error2;
}
ctl = kcalloc(1, sizeof(*ctl), GFP_KERNEL);
ctl = kzalloc(sizeof(*ctl), GFP_KERNEL);
if (ctl == NULL) {
err = -ENOMEM;
goto __error;
@ -162,7 +162,7 @@ void snd_ctl_notify(snd_card_t *card, unsigned int mask, snd_ctl_elem_id_t *id)
goto _found;
}
}
ev = kcalloc(1, sizeof(*ev), GFP_ATOMIC);
ev = kzalloc(sizeof(*ev), GFP_ATOMIC);
if (ev) {
ev->id = *id;
ev->mask = mask;
@ -195,7 +195,7 @@ snd_kcontrol_t *snd_ctl_new(snd_kcontrol_t * control, unsigned int access)
snd_runtime_check(control != NULL, return NULL);
snd_runtime_check(control->count > 0, return NULL);
kctl = kcalloc(1, sizeof(*kctl) + sizeof(snd_kcontrol_volatile_t) * control->count, GFP_KERNEL);
kctl = kzalloc(sizeof(*kctl) + sizeof(snd_kcontrol_volatile_t) * control->count, GFP_KERNEL);
if (kctl == NULL)
return NULL;
*kctl = *control;
@ -521,7 +521,7 @@ static int snd_ctl_card_info(snd_card_t * card, snd_ctl_file_t * ctl,
{
snd_ctl_card_info_t *info;
info = kcalloc(1, sizeof(*info), GFP_KERNEL);
info = kzalloc(sizeof(*info), GFP_KERNEL);
if (! info)
return -ENOMEM;
down_read(&snd_ioctl_rwsem);
@ -929,7 +929,7 @@ static int snd_ctl_elem_add(snd_ctl_file_t *file, snd_ctl_elem_info_t *info, int
return -EINVAL;
}
private_size *= info->count;
ue = kcalloc(1, sizeof(struct user_element) + private_size, GFP_KERNEL);
ue = kzalloc(sizeof(struct user_element) + private_size, GFP_KERNEL);
if (ue == NULL)
return -ENOMEM;
ue->info = *info;
@ -1185,7 +1185,7 @@ static int _snd_ctl_register_ioctl(snd_kctl_ioctl_func_t fcn, struct list_head *
{
snd_kctl_ioctl_t *pn;
pn = kcalloc(1, sizeof(snd_kctl_ioctl_t), GFP_KERNEL);
pn = kzalloc(sizeof(snd_kctl_ioctl_t), GFP_KERNEL);
if (pn == NULL)
return -ENOMEM;
pn->fioctl = fcn;

8
sound/core/control_compat.c
View file

@ -92,7 +92,7 @@ static int snd_ctl_elem_info_compat(snd_ctl_file_t *ctl, struct sndrv_ctl_elem_i
struct sndrv_ctl_elem_info *data;
int err;
data = kcalloc(1, sizeof(*data), GFP_KERNEL);
data = kzalloc(sizeof(*data), GFP_KERNEL);
if (! data)
return -ENOMEM;
@ -271,7 +271,7 @@ static int snd_ctl_elem_read_user_compat(snd_card_t *card,
struct sndrv_ctl_elem_value *data;
int err, type, count;
data = kcalloc(1, sizeof(*data), GFP_KERNEL);
data = kzalloc(sizeof(*data), GFP_KERNEL);
if (data == NULL)
return -ENOMEM;
@ -291,7 +291,7 @@ static int snd_ctl_elem_write_user_compat(snd_ctl_file_t *file,
struct sndrv_ctl_elem_value *data;
int err, type, count;
data = kcalloc(1, sizeof(*data), GFP_KERNEL);
data = kzalloc(sizeof(*data), GFP_KERNEL);
if (data == NULL)
return -ENOMEM;
@ -313,7 +313,7 @@ static int snd_ctl_elem_add_compat(snd_ctl_file_t *file,
struct sndrv_ctl_elem_info *data;
int err;
data = kcalloc(1, sizeof(*data), GFP_KERNEL);
data = kzalloc(sizeof(*data), GFP_KERNEL);
if (! data)
return -ENOMEM;

2
sound/core/device.c
View file

@ -49,7 +49,7 @@ int snd_device_new(snd_card_t *card, snd_device_type_t type,
snd_assert(card != NULL, return -ENXIO);
snd_assert(device_data != NULL, return -ENXIO);
snd_assert(ops != NULL, return -ENXIO);
dev = kcalloc(1, sizeof(*dev), GFP_KERNEL);
dev = kzalloc(sizeof(*dev), GFP_KERNEL);
if (dev == NULL)
return -ENOMEM;
dev->card = card;

2
sound/core/hwdep.c
View file

@ -359,7 +359,7 @@ int snd_hwdep_new(snd_card_t * card, char *id, int device, snd_hwdep_t ** rhwdep
snd_assert(rhwdep != NULL, return -EINVAL);
*rhwdep = NULL;
snd_assert(card != NULL, return -ENXIO);
hwdep = kcalloc(1, sizeof(*hwdep), GFP_KERNEL);
hwdep = kzalloc(sizeof(*hwdep), GFP_KERNEL);
if (hwdep == NULL)
return -ENOMEM;
hwdep->card = card;

8
sound/core/info.c
View file

@ -295,7 +295,7 @@ static int snd_info_entry_open(struct inode *inode, struct file *file)
goto __error;
}
}
data = kcalloc(1, sizeof(*data), GFP_KERNEL);
data = kzalloc(sizeof(*data), GFP_KERNEL);
if (data == NULL) {
err = -ENOMEM;
goto __error;
@ -304,7 +304,7 @@ static int snd_info_entry_open(struct inode *inode, struct file *file)
switch (entry->content) {
case SNDRV_INFO_CONTENT_TEXT:
if (mode == O_RDONLY || mode == O_RDWR) {
buffer = kcalloc(1, sizeof(*buffer), GFP_KERNEL);
buffer = kzalloc(sizeof(*buffer), GFP_KERNEL);
if (buffer == NULL) {
kfree(data);
err = -ENOMEM;
@ -323,7 +323,7 @@ static int snd_info_entry_open(struct inode *inode, struct file *file)
data->rbuffer = buffer;
}
if (mode == O_WRONLY || mode == O_RDWR) {
buffer = kcalloc(1, sizeof(*buffer), GFP_KERNEL);
buffer = kzalloc(sizeof(*buffer), GFP_KERNEL);
if (buffer == NULL) {
if (mode == O_RDWR) {
vfree(data->rbuffer->buffer);
@ -752,7 +752,7 @@ char *snd_info_get_str(char *dest, char *src, int len)
static snd_info_entry_t *snd_info_create_entry(const char *name)
{
snd_info_entry_t *entry;
entry = kcalloc(1, sizeof(*entry), GFP_KERNEL);
entry = kzalloc(sizeof(*entry), GFP_KERNEL);
if (entry == NULL)
return NULL;
entry->name = kstrdup(name, GFP_KERNEL);

4
sound/core/init.c
View file

@ -72,7 +72,7 @@ snd_card_t *snd_card_new(int idx, const char *xid,
if (extra_size < 0)
extra_size = 0;
card = kcalloc(1, sizeof(*card) + extra_size, GFP_KERNEL);
card = kzalloc(sizeof(*card) + extra_size, GFP_KERNEL);
if (card == NULL)
return NULL;
if (xid) {
@ -702,7 +702,7 @@ static int snd_generic_device_register(snd_card_t *card)
if (card->generic_dev)
return 0; /* already registered */
dev = kcalloc(1, sizeof(*dev), GFP_KERNEL);
dev = kzalloc(sizeof(*dev), GFP_KERNEL);
if (! dev) {
snd_printk(KERN_ERR "can't allocate generic_device\n");
return -ENOMEM;

26
sound/core/oss/mixer_oss.c
View file

@ -53,7 +53,7 @@ static int snd_mixer_oss_open(struct inode *inode, struct file *file)
err = snd_card_file_add(card, file);
if (err < 0)
return err;
fmixer = kcalloc(1, sizeof(*fmixer), GFP_KERNEL);
fmixer = kzalloc(sizeof(*fmixer), GFP_KERNEL);
if (fmixer == NULL) {
snd_card_file_remove(card, file);
return -ENOMEM;
@ -517,8 +517,8 @@ static void snd_mixer_oss_get_volume1_vol(snd_mixer_oss_file_t *fmixer,
up_read(&card->controls_rwsem);
return;
}
uinfo = kcalloc(1, sizeof(*uinfo), GFP_KERNEL);
uctl = kcalloc(1, sizeof(*uctl), GFP_KERNEL);
uinfo = kzalloc(sizeof(*uinfo), GFP_KERNEL);
uctl = kzalloc(sizeof(*uctl), GFP_KERNEL);
if (uinfo == NULL || uctl == NULL)
goto __unalloc;
snd_runtime_check(!kctl->info(kctl, uinfo), goto __unalloc);
@ -551,8 +551,8 @@ static void snd_mixer_oss_get_volume1_sw(snd_mixer_oss_file_t *fmixer,
up_read(&card->controls_rwsem);
return;
}
uinfo = kcalloc(1, sizeof(*uinfo), GFP_KERNEL);
uctl = kcalloc(1, sizeof(*uctl), GFP_KERNEL);
uinfo = kzalloc(sizeof(*uinfo), GFP_KERNEL);
uctl = kzalloc(sizeof(*uctl), GFP_KERNEL);
if (uinfo == NULL || uctl == NULL)
goto __unalloc;
snd_runtime_check(!kctl->info(kctl, uinfo), goto __unalloc);
@ -612,8 +612,8 @@ static void snd_mixer_oss_put_volume1_vol(snd_mixer_oss_file_t *fmixer,
down_read(&card->controls_rwsem);
if ((kctl = snd_ctl_find_numid(card, numid)) == NULL)
return;
uinfo = kcalloc(1, sizeof(*uinfo), GFP_KERNEL);
uctl = kcalloc(1, sizeof(*uctl), GFP_KERNEL);
uinfo = kzalloc(sizeof(*uinfo), GFP_KERNEL);
uctl = kzalloc(sizeof(*uctl), GFP_KERNEL);
if (uinfo == NULL || uctl == NULL)
goto __unalloc;
snd_runtime_check(!kctl->info(kctl, uinfo), goto __unalloc);
@ -649,8 +649,8 @@ static void snd_mixer_oss_put_volume1_sw(snd_mixer_oss_file_t *fmixer,
up_read(&fmixer->card->controls_rwsem);
return;
}
uinfo = kcalloc(1, sizeof(*uinfo), GFP_KERNEL);
uctl = kcalloc(1, sizeof(*uctl), GFP_KERNEL);
uinfo = kzalloc(sizeof(*uinfo), GFP_KERNEL);
uctl = kzalloc(sizeof(*uctl), GFP_KERNEL);
if (uinfo == NULL || uctl == NULL)
goto __unalloc;
snd_runtime_check(!kctl->info(kctl, uinfo), goto __unalloc);
@ -768,8 +768,8 @@ static int snd_mixer_oss_get_recsrc2(snd_mixer_oss_file_t *fmixer, unsigned int
snd_ctl_elem_value_t *uctl;
int err, idx;
uinfo = kcalloc(1, sizeof(*uinfo), GFP_KERNEL);
uctl = kcalloc(1, sizeof(*uctl), GFP_KERNEL);
uinfo = kzalloc(sizeof(*uinfo), GFP_KERNEL);
uctl = kzalloc(sizeof(*uctl), GFP_KERNEL);
if (uinfo == NULL || uctl == NULL) {
err = -ENOMEM;
goto __unlock;
@ -813,8 +813,8 @@ static int snd_mixer_oss_put_recsrc2(snd_mixer_oss_file_t *fmixer, unsigned int
int err;
unsigned int idx;
uinfo = kcalloc(1, sizeof(*uinfo), GFP_KERNEL);
uctl = kcalloc(1, sizeof(*uctl), GFP_KERNEL);
uinfo = kzalloc(sizeof(*uinfo), GFP_KERNEL);
uctl = kzalloc(sizeof(*uctl), GFP_KERNEL);
if (uinfo == NULL || uctl == NULL) {
err = -ENOMEM;
goto __unlock;

2
sound/core/oss/pcm_oss.c
View file

@ -1740,7 +1740,7 @@ static int snd_pcm_oss_open_file(struct file *file,
snd_assert(rpcm_oss_file != NULL, return -EINVAL);
*rpcm_oss_file = NULL;
pcm_oss_file = kcalloc(1, sizeof(*pcm_oss_file), GFP_KERNEL);
pcm_oss_file = kzalloc(sizeof(*pcm_oss_file), GFP_KERNEL);
if (pcm_oss_file == NULL)
return -ENOMEM;

2
sound/core/oss/pcm_plugin.c
View file

@ -171,7 +171,7 @@ int snd_pcm_plugin_build(snd_pcm_plug_t *plug,
snd_assert(plug != NULL, return -ENXIO);
snd_assert(src_format != NULL && dst_format != NULL, return -ENXIO);
plugin = kcalloc(1, sizeof(*plugin) + extra, GFP_KERNEL);
plugin = kzalloc(sizeof(*plugin) + extra, GFP_KERNEL);
if (plugin == NULL)
return -ENOMEM;
plugin->name = name;

6
sound/core/pcm.c
View file

@ -597,7 +597,7 @@ int snd_pcm_new_stream(snd_pcm_t *pcm, int stream, int substream_count)
}
prev = NULL;
for (idx = 0, prev = NULL; idx < substream_count; idx++) {
substream = kcalloc(1, sizeof(*substream), GFP_KERNEL);
substream = kzalloc(sizeof(*substream), GFP_KERNEL);
if (substream == NULL)
return -ENOMEM;
substream->pcm = pcm;
@ -657,7 +657,7 @@ int snd_pcm_new(snd_card_t * card, char *id, int device,
snd_assert(rpcm != NULL, return -EINVAL);
*rpcm = NULL;
snd_assert(card != NULL, return -ENXIO);
pcm = kcalloc(1, sizeof(*pcm), GFP_KERNEL);
pcm = kzalloc(sizeof(*pcm), GFP_KERNEL);
if (pcm == NULL)
return -ENOMEM;
pcm->card = card;
@ -795,7 +795,7 @@ int snd_pcm_open_substream(snd_pcm_t *pcm, int stream,
if (substream == NULL)
return -EAGAIN;
runtime = kcalloc(1, sizeof(*runtime), GFP_KERNEL);
runtime = kzalloc(sizeof(*runtime), GFP_KERNEL);
if (runtime == NULL)
return -ENOMEM;

2
sound/core/pcm_memory.c
View file

@ -321,7 +321,7 @@ int snd_pcm_lib_malloc_pages(snd_pcm_substream_t *substream, size_t size)
if (substream->dma_buffer.area != NULL && substream->dma_buffer.bytes >= size) {
dmab = &substream->dma_buffer; /* use the pre-allocated buffer */
} else {
dmab = kcalloc(1, sizeof(*dmab), GFP_KERNEL);
dmab = kzalloc(sizeof(*dmab), GFP_KERNEL);
if (! dmab)
return -ENOMEM;
dmab->dev = substream->dma_buffer.dev;

2
sound/core/pcm_native.c
View file

@ -2001,7 +2001,7 @@ static int snd_pcm_open_file(struct file *file,
snd_assert(rpcm_file != NULL, return -EINVAL);
*rpcm_file = NULL;
pcm_file = kcalloc(1, sizeof(*pcm_file), GFP_KERNEL);
pcm_file = kzalloc(sizeof(*pcm_file), GFP_KERNEL);
if (pcm_file == NULL) {
return -ENOMEM;
}

6
sound/core/rawmidi.c
View file

@ -101,7 +101,7 @@ static int snd_rawmidi_runtime_create(snd_rawmidi_substream_t * substream)
{
snd_rawmidi_runtime_t *runtime;
if ((runtime = kcalloc(1, sizeof(*runtime), GFP_KERNEL)) == NULL)
if ((runtime = kzalloc(sizeof(*runtime), GFP_KERNEL)) == NULL)
return -ENOMEM;
spin_lock_init(&runtime->lock);
init_waitqueue_head(&runtime->sleep);
@ -1374,7 +1374,7 @@ static int snd_rawmidi_alloc_substreams(snd_rawmidi_t *rmidi,
INIT_LIST_HEAD(&stream->substreams);
for (idx = 0; idx < count; idx++) {
substream = kcalloc(1, sizeof(*substream), GFP_KERNEL);
substream = kzalloc(sizeof(*substream), GFP_KERNEL);
if (substream == NULL)
return -ENOMEM;
substream->stream = direction;
@ -1417,7 +1417,7 @@ int snd_rawmidi_new(snd_card_t * card, char *id, int device,
snd_assert(rrawmidi != NULL, return -EINVAL);
*rrawmidi = NULL;
snd_assert(card != NULL, return -ENXIO);
rmidi = kcalloc(1, sizeof(*rmidi), GFP_KERNEL);
rmidi = kzalloc(sizeof(*rmidi), GFP_KERNEL);
if (rmidi == NULL)
return -ENOMEM;
rmidi->card = card;

10
sound/core/timer.c
View file

@ -98,7 +98,7 @@ static void snd_timer_reschedule(snd_timer_t * timer, unsigned long ticks_left);
static snd_timer_instance_t *snd_timer_instance_new(char *owner, snd_timer_t *timer)
{
snd_timer_instance_t *timeri;
timeri = kcalloc(1, sizeof(*timeri), GFP_KERNEL);
timeri = kzalloc(sizeof(*timeri), GFP_KERNEL);
if (timeri == NULL)
return NULL;
timeri->owner = kstrdup(owner, GFP_KERNEL);
@ -764,7 +764,7 @@ int snd_timer_new(snd_card_t *card, char *id, snd_timer_id_t *tid, snd_timer_t *
snd_assert(tid != NULL, return -EINVAL);
snd_assert(rtimer != NULL, return -EINVAL);
*rtimer = NULL;
timer = kcalloc(1, sizeof(*timer), GFP_KERNEL);
timer = kzalloc(sizeof(*timer), GFP_KERNEL);
if (timer == NULL)
return -ENOMEM;
timer->tmr_class = tid->dev_class;
@ -1017,7 +1017,7 @@ static int snd_timer_register_system(void)
return err;
strcpy(timer->name, "system timer");
timer->hw = snd_timer_system;
priv = kcalloc(1, sizeof(*priv), GFP_KERNEL);
priv = kzalloc(sizeof(*priv), GFP_KERNEL);
if (priv == NULL) {
snd_timer_free(timer);
return -ENOMEM;
@ -1202,7 +1202,7 @@ static int snd_timer_user_open(struct inode *inode, struct file *file)
{
snd_timer_user_t *tu;
tu = kcalloc(1, sizeof(*tu), GFP_KERNEL);
tu = kzalloc(sizeof(*tu), GFP_KERNEL);
if (tu == NULL)
return -ENOMEM;
spin_lock_init(&tu->qlock);
@ -1513,7 +1513,7 @@ static int snd_timer_user_info(struct file *file, snd_timer_info_t __user *_info
t = tu->timeri->timer;
snd_assert(t != NULL, return -ENXIO);
info = kcalloc(1, sizeof(*info), GFP_KERNEL);
info = kzalloc(sizeof(*info), GFP_KERNEL);
if (! info)
return -ENOMEM;
info->card = t->card ? t->card->number : -1;