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sound/oss: Remove unnecessary casts of void ptr

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The [vk][cmz]alloc(_node) family of functions return void pointers which
it's completely unnecessary/pointless to cast to other pointer types since
that happens implicitly.

This patch removes such casts from sound/oss/

Signed-off-by: Jesper Juhl <jj@chaosbits.net>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Jesper Juhl 2010-11-09 00:11:03 +01:00 committed by Takashi Iwai
parent f724bd240a
commit ea7dd25125
3 changed files with 7 additions and 7 deletions
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4
sound/oss/midibuf.c
View File

@ -178,7 +178,7 @@ int MIDIbuf_open(int dev, struct file *file)
return err; return err;
parms[dev].prech_timeout = MAX_SCHEDULE_TIMEOUT; parms[dev].prech_timeout = MAX_SCHEDULE_TIMEOUT;
midi_in_buf[dev] = (struct midi_buf *) vmalloc(sizeof(struct midi_buf)); midi_in_buf[dev] = vmalloc(sizeof(struct midi_buf));
if (midi_in_buf[dev] == NULL) if (midi_in_buf[dev] == NULL)
{ {
@ -188,7 +188,7 @@ int MIDIbuf_open(int dev, struct file *file)
} }
midi_in_buf[dev]->len = midi_in_buf[dev]->head = midi_in_buf[dev]->tail = 0; midi_in_buf[dev]->len = midi_in_buf[dev]->head = midi_in_buf[dev]->tail = 0;
midi_out_buf[dev] = (struct midi_buf *) vmalloc(sizeof(struct midi_buf)); midi_out_buf[dev] = vmalloc(sizeof(struct midi_buf));
if (midi_out_buf[dev] == NULL) if (midi_out_buf[dev] == NULL)
{ {

6
sound/oss/pss.c
View File

@ -859,7 +859,7 @@ static int pss_coproc_ioctl(void *dev_info, unsigned int cmd, void __user *arg,
return 0; return 0;
case SNDCTL_COPR_LOAD: case SNDCTL_COPR_LOAD:
buf = (copr_buffer *) vmalloc(sizeof(copr_buffer)); buf = vmalloc(sizeof(copr_buffer));
if (buf == NULL) if (buf == NULL)
return -ENOSPC; return -ENOSPC;
if (copy_from_user(buf, arg, sizeof(copr_buffer))) { if (copy_from_user(buf, arg, sizeof(copr_buffer))) {
@ -871,7 +871,7 @@ static int pss_coproc_ioctl(void *dev_info, unsigned int cmd, void __user *arg,
return err; return err;
case SNDCTL_COPR_SENDMSG: case SNDCTL_COPR_SENDMSG:
mbuf = (copr_msg *)vmalloc(sizeof(copr_msg)); mbuf = vmalloc(sizeof(copr_msg));
if (mbuf == NULL) if (mbuf == NULL)
return -ENOSPC; return -ENOSPC;
if (copy_from_user(mbuf, arg, sizeof(copr_msg))) { if (copy_from_user(mbuf, arg, sizeof(copr_msg))) {
@ -895,7 +895,7 @@ static int pss_coproc_ioctl(void *dev_info, unsigned int cmd, void __user *arg,
case SNDCTL_COPR_RCVMSG: case SNDCTL_COPR_RCVMSG:
err = 0; err = 0;
mbuf = (copr_msg *)vmalloc(sizeof(copr_msg)); mbuf = vmalloc(sizeof(copr_msg));
if (mbuf == NULL) if (mbuf == NULL)
return -ENOSPC; return -ENOSPC;
data = (unsigned short *)mbuf->data; data = (unsigned short *)mbuf->data;

4
sound/oss/sequencer.c
View File

@ -1646,13 +1646,13 @@ void sequencer_init(void)
{ {
if (sequencer_ok) if (sequencer_ok)
return; return;
queue = (unsigned char *)vmalloc(SEQ_MAX_QUEUE * EV_SZ); queue = vmalloc(SEQ_MAX_QUEUE * EV_SZ);
if (queue == NULL) if (queue == NULL)
{ {
printk(KERN_ERR "sequencer: Can't allocate memory for sequencer output queue\n"); printk(KERN_ERR "sequencer: Can't allocate memory for sequencer output queue\n");
return; return;
} }
iqueue = (unsigned char *)vmalloc(SEQ_MAX_QUEUE * IEV_SZ); iqueue = vmalloc(SEQ_MAX_QUEUE * IEV_SZ);
if (iqueue == NULL) if (iqueue == NULL)
{ {
printk(KERN_ERR "sequencer: Can't allocate memory for sequencer input queue\n"); printk(KERN_ERR "sequencer: Can't allocate memory for sequencer input queue\n");