sound: Removing useless casts

index 75a9505..bb30fe6 100644
@@ -1023,7 +1023,7 @@ static int snd_mixer_oss_build_input(str
 	}
 	up_read(&mixer->card->controls_rwsem);
 	if (slot.present != 0) {
-		pslot = (struct slot *)kmalloc(sizeof(slot), GFP_KERNEL);
+		pslot = kmalloc(sizeof(slot), GFP_KERNEL);
 		if (! pslot)
 			return -ENOMEM;
 		*pslot = slot;

index 942d518..73665ff 100644
@@ -3026,7 +3026,7 @@ #endif
 			 (int) gus_mem_size / 1024);
 
 
-	samples = (struct patch_info *)vmalloc((MAX_SAMPLE + 1) * sizeof(*samples));
+	samples = vmalloc((MAX_SAMPLE + 1) * sizeof(*samples));
 	if (samples == NULL)
 	{
 		printk(KERN_WARNING "gus_init: Cant allocate memory for instrument tables\n");

index 6982556..1795105 100644
@@ -177,7 +177,7 @@ int MIDIbuf_open(int dev, struct file *f
 		return err;
 
 	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)
 	{

@@ -187,7 +187,7 @@ int MIDIbuf_open(int dev, struct file *f
 	}
 	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)
 	{

index ba38d62..5dde7b1 100644
@@ -102,7 +102,7 @@ void msnd_fifo_free(msnd_fifo *f)
 int msnd_fifo_alloc(msnd_fifo *f, size_t n)
 {
 	msnd_fifo_free(f);
-	f->data = (char *)vmalloc(n);
+	f->data = vmalloc(n);
 	f->n = n;
 	f->tail = 0;
 	f->head = 0;

index 37ee234..b453233 100644
@@ -872,7 +872,7 @@ static int pss_coproc_ioctl(void *dev_in
 			return 0;
 
 		case SNDCTL_COPR_LOAD:
-			buf = (copr_buffer *) vmalloc(sizeof(copr_buffer));
+			buf = vmalloc(sizeof(*buf));
 			if (buf == NULL)
 				return -ENOSPC;
 			if (copy_from_user(buf, arg, sizeof(copr_buffer))) {

@@ -884,7 +884,7 @@ static int pss_coproc_ioctl(void *dev_in
 			return err;
 		
 		case SNDCTL_COPR_SENDMSG:
-			mbuf = (copr_msg *)vmalloc(sizeof(copr_msg));
+			mbuf = vmalloc(sizeof(copr_msg));
 			if (mbuf == NULL)
 				return -ENOSPC;
 			if (copy_from_user(mbuf, arg, sizeof(copr_msg))) {

@@ -908,7 +908,7 @@ static int pss_coproc_ioctl(void *dev_in
 
 		case SNDCTL_COPR_RCVMSG:
 			err = 0;
-			mbuf = (copr_msg *)vmalloc(sizeof(copr_msg));
+			mbuf = vmalloc(sizeof(copr_msg));
 			if (mbuf == NULL)
 				return -ENOSPC;
 			data = (unsigned short *)mbuf->data;

index 6815c30..f9a5083 100644
@@ -1653,13 +1653,13 @@ void sequencer_init(void)
 	if (sequencer_ok)
 		return;
 	MIDIbuf_init();
-	queue = (unsigned char *)vmalloc(SEQ_MAX_QUEUE * EV_SZ);
+	queue = vmalloc(SEQ_MAX_QUEUE * EV_SZ);
 	if (queue == NULL)
 	{
 		printk(KERN_ERR "sequencer: Can't allocate memory for sequencer output queue\n");
 		return;
 	}
-	iqueue = (unsigned char *)vmalloc(SEQ_MAX_QUEUE * IEV_SZ);
+	iqueue = vmalloc(SEQ_MAX_QUEUE * IEV_SZ);
 	if (iqueue == NULL)
 	{
 		printk(KERN_ERR "sequencer: Can't allocate memory for sequencer input queue\n");

index 9ed5211..92afbad 100644
@@ -572,7 +572,7 @@ static int sscape_coproc_ioctl(void *dev
 			return 0;
 
 		case SNDCTL_COPR_LOAD:
-			buf = (copr_buffer *) vmalloc(sizeof(copr_buffer));
+			buf = vmalloc(sizeof(*buf));
 			if (buf == NULL)
 				return -ENOSPC;
 			if (copy_from_user(buf, arg, sizeof(copr_buffer))) 

index f9b5c3d..623cbde 100644
@@ -1246,8 +1246,8 @@ int __devinit snd_emu10k1_create(struct 
 		goto error;
 	}
 
-	emu->page_ptr_table = (void **)vmalloc(emu->max_cache_pages * sizeof(void*));
-	emu->page_addr_table = (unsigned long*)vmalloc(emu->max_cache_pages * sizeof(unsigned long));
+	emu->page_ptr_table = vmalloc(emu->max_cache_pages * sizeof(void*));
+	emu->page_addr_table = vmalloc(emu->max_cache_pages * sizeof(unsigned long));
 	if (emu->page_ptr_table == NULL || emu->page_addr_table == NULL) {
 		err = -ENOMEM;
 		goto error;